31215576

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2617}}^1$

素因数の和:2704

約数の個数: 64

約数和(自身を含む): 90478080

約数和(自身を除く): 59262504

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 71, 84, 142, 168, 213, 284, 426, 497, 568, 852, 994, 1491, 1704, 1988, 2617, 2982, 3976, 5234, 5964, 7851, 10468, 11928, 15702, 18319, 20936, 31404, 36638, 54957, 62808, 73276, 109914, 146552, 185807, 219828, 371614, 439656, 557421, 743228, 1114842, 1300649, 1486456, 2229684, 2601298, 3901947, 4459368, 5202596, 7803894, 10405192, 15607788, 31215576]

約数ペア:

[(1, 31215576), (2, 15607788), (3, 10405192), (4, 7803894), (6, 5202596), (7, 4459368), (8, 3901947), (12, 2601298), (14, 2229684), (21, 1486456), (24, 1300649), (28, 1114842), (42, 743228), (56, 557421), (71, 439656), (84, 371614), (142, 219828), (168, 185807), (213, 146552), (284, 109914), (426, 73276), (497, 62808), (568, 54957), (852, 36638), (994, 31404), (1491, 20936), (1704, 18319), (1988, 15702), (2617, 11928), (2982, 10468), (3976, 7851), (5234, 5964)]