51313566

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:289

約数の個数: 64

約数和(自身を含む): 112849920

約数和(自身を除く): 61536354

約数列:

[1, 2, 3, 6, 19, 38, 47, 57, 61, 94, 114, 122, 141, 157, 183, 282, 314, 366, 471, 893, 942, 1159, 1786, 2318, 2679, 2867, 2983, 3477, 5358, 5734, 5966, 6954, 7379, 8601, 8949, 9577, 14758, 17202, 17898, 19154, 22137, 28731, 44274, 54473, 57462, 108946, 140201, 163419, 181963, 280402, 326838, 363926, 420603, 450119, 545889, 841206, 900238, 1091778, 1350357, 2700714, 8552261, 17104522, 25656783, 51313566]

約数ペア:

[(1, 51313566), (2, 25656783), (3, 17104522), (6, 8552261), (19, 2700714), (38, 1350357), (47, 1091778), (57, 900238), (61, 841206), (94, 545889), (114, 450119), (122, 420603), (141, 363926), (157, 326838), (183, 280402), (282, 181963), (314, 163419), (366, 140201), (471, 108946), (893, 57462), (942, 54473), (1159, 44274), (1786, 28731), (2318, 22137), (2679, 19154), (2867, 17898), (2983, 17202), (3477, 14758), (5358, 9577), (5734, 8949), (5966, 8601), (6954, 7379)]