71824284

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{677}}^1$

素因数の和:1115

約数の個数: 72

約数和(自身を含む): 208292448

約数和(自身を除く): 136468164

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 421, 677, 842, 1263, 1354, 1684, 2031, 2526, 2708, 2947, 3789, 4062, 4739, 5052, 5894, 6093, 7578, 8124, 8841, 9478, 11788, 12186, 14217, 15156, 17682, 18956, 24372, 26523, 28434, 35364, 42651, 53046, 56868, 85302, 106092, 170604, 285017, 570034, 855051, 1140068, 1710102, 1995119, 2565153, 3420204, 3990238, 5130306, 5985357, 7980476, 10260612, 11970714, 17956071, 23941428, 35912142, 71824284]

約数ペア:

[(1, 71824284), (2, 35912142), (3, 23941428), (4, 17956071), (6, 11970714), (7, 10260612), (9, 7980476), (12, 5985357), (14, 5130306), (18, 3990238), (21, 3420204), (28, 2565153), (36, 1995119), (42, 1710102), (63, 1140068), (84, 855051), (126, 570034), (252, 285017), (421, 170604), (677, 106092), (842, 85302), (1263, 56868), (1354, 53046), (1684, 42651), (2031, 35364), (2526, 28434), (2708, 26523), (2947, 24372), (3789, 18956), (4062, 17682), (4739, 15156), (5052, 14217), (5894, 12186), (6093, 11788), (7578, 9478), (8124, 8841)]