221380698

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:508

約数の個数: 128

約数和(自身を含む): 594210816

約数和(自身を除く): 372830118

約数列:

[1, 2, 3, 6, 7, 11, 14, 17, 21, 22, 33, 34, 42, 51, 66, 71, 77, 102, 119, 142, 154, 187, 213, 231, 238, 357, 374, 397, 426, 462, 497, 561, 714, 781, 794, 994, 1122, 1191, 1207, 1309, 1491, 1562, 2343, 2382, 2414, 2618, 2779, 2982, 3621, 3927, 4367, 4686, 5467, 5558, 6749, 7242, 7854, 8337, 8449, 8734, 10934, 13101, 13277, 13498, 16401, 16674, 16898, 20247, 25347, 26202, 26554, 28187, 30569, 32802, 39831, 40494, 47243, 50694, 56374, 61138, 74239, 79662, 84561, 91707, 92939, 94486, 141729, 148478, 169122, 183414, 185878, 197309, 222717, 278817, 283458, 310057, 394618, 445434, 479179, 519673, 557634, 591927, 620114, 930171, 958358, 1039346, 1183854, 1437537, 1559019, 1860342, 2170399, 2875074, 3118038, 3354253, 4340798, 5270969, 6511197, 6708506, 10062759, 10541938, 13022394, 15812907, 20125518, 31625814, 36896783, 73793566, 110690349, 221380698]

約数ペア:

[(1, 221380698), (2, 110690349), (3, 73793566), (6, 36896783), (7, 31625814), (11, 20125518), (14, 15812907), (17, 13022394), (21, 10541938), (22, 10062759), (33, 6708506), (34, 6511197), (42, 5270969), (51, 4340798), (66, 3354253), (71, 3118038), (77, 2875074), (102, 2170399), (119, 1860342), (142, 1559019), (154, 1437537), (187, 1183854), (213, 1039346), (231, 958358), (238, 930171), (357, 620114), (374, 591927), (397, 557634), (426, 519673), (462, 479179), (497, 445434), (561, 394618), (714, 310057), (781, 283458), (794, 278817), (994, 222717), (1122, 197309), (1191, 185878), (1207, 183414), (1309, 169122), (1491, 148478), (1562, 141729), (2343, 94486), (2382, 92939), (2414, 91707), (2618, 84561), (2779, 79662), (2982, 74239), (3621, 61138), (3927, 56374), (4367, 50694), (4686, 47243), (5467, 40494), (5558, 39831), (6749, 32802), (7242, 30569), (7854, 28187), (8337, 26554), (8449, 26202), (8734, 25347), (10934, 20247), (13101, 16898), (13277, 16674), (13498, 16401)]