991234266

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{541}}^1$

素因数の和:668

約数の個数: 128

約数和(自身を含む): 2427604992

約数和(自身を除く): 1436370726

約数列:

[1, 2, 3, 6, 11, 17, 22, 23, 33, 34, 46, 51, 66, 69, 71, 102, 138, 142, 187, 213, 253, 374, 391, 426, 506, 541, 561, 759, 781, 782, 1082, 1122, 1173, 1207, 1518, 1562, 1623, 1633, 2343, 2346, 2414, 3246, 3266, 3621, 4301, 4686, 4899, 5951, 7242, 8602, 9197, 9798, 11902, 12443, 12903, 13277, 17853, 17963, 18394, 24886, 25806, 26554, 27591, 27761, 35706, 35926, 37329, 38411, 39831, 53889, 55182, 55522, 74658, 76822, 79662, 83283, 101167, 107778, 115233, 136873, 166566, 202334, 211531, 230466, 273746, 303501, 305371, 410619, 422521, 423062, 607002, 610742, 634593, 652987, 821238, 845042, 883453, 916113, 1267563, 1269186, 1305974, 1766906, 1832226, 1958961, 2326841, 2535126, 2650359, 3917922, 4653682, 5300718, 6980523, 7182857, 9717983, 13961046, 14365714, 15018701, 19435966, 21548571, 29153949, 30037402, 43097142, 45056103, 58307898, 90112206, 165205711, 330411422, 495617133, 991234266]

約数ペア:

[(1, 991234266), (2, 495617133), (3, 330411422), (6, 165205711), (11, 90112206), (17, 58307898), (22, 45056103), (23, 43097142), (33, 30037402), (34, 29153949), (46, 21548571), (51, 19435966), (66, 15018701), (69, 14365714), (71, 13961046), (102, 9717983), (138, 7182857), (142, 6980523), (187, 5300718), (213, 4653682), (253, 3917922), (374, 2650359), (391, 2535126), (426, 2326841), (506, 1958961), (541, 1832226), (561, 1766906), (759, 1305974), (781, 1269186), (782, 1267563), (1082, 916113), (1122, 883453), (1173, 845042), (1207, 821238), (1518, 652987), (1562, 634593), (1623, 610742), (1633, 607002), (2343, 423062), (2346, 422521), (2414, 410619), (3246, 305371), (3266, 303501), (3621, 273746), (4301, 230466), (4686, 211531), (4899, 202334), (5951, 166566), (7242, 136873), (8602, 115233), (9197, 107778), (9798, 101167), (11902, 83283), (12443, 79662), (12903, 76822), (13277, 74658), (17853, 55522), (17963, 55182), (18394, 53889), (24886, 39831), (25806, 38411), (26554, 37329), (27591, 35926), (27761, 35706)]