31091082

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 70502400

約数和(自身を除く): 39411318

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 67, 79, 89, 134, 158, 178, 201, 237, 267, 402, 474, 534, 737, 869, 979, 1474, 1738, 1958, 2211, 2607, 2937, 4422, 5214, 5293, 5874, 5963, 7031, 10586, 11926, 14062, 15879, 17889, 21093, 31758, 35778, 42186, 58223, 65593, 77341, 116446, 131186, 154682, 174669, 196779, 232023, 349338, 393558, 464046, 471077, 942154, 1413231, 2826462, 5181847, 10363694, 15545541, 31091082]

約数ペア:

[(1, 31091082), (2, 15545541), (3, 10363694), (6, 5181847), (11, 2826462), (22, 1413231), (33, 942154), (66, 471077), (67, 464046), (79, 393558), (89, 349338), (134, 232023), (158, 196779), (178, 174669), (201, 154682), (237, 131186), (267, 116446), (402, 77341), (474, 65593), (534, 58223), (737, 42186), (869, 35778), (979, 31758), (1474, 21093), (1738, 17889), (1958, 15879), (2211, 14062), (2607, 11926), (2937, 10586), (4422, 7031), (5214, 5963), (5293, 5874)]