31605516

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1201}}^1$

素因数の和:1271

約数の個数: 72

約数和(自身を含む): 86630544

約数和(自身を除く): 55025028

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 43, 51, 68, 86, 102, 129, 153, 172, 204, 258, 306, 387, 516, 612, 731, 774, 1201, 1462, 1548, 2193, 2402, 2924, 3603, 4386, 4804, 6579, 7206, 8772, 10809, 13158, 14412, 20417, 21618, 26316, 40834, 43236, 51643, 61251, 81668, 103286, 122502, 154929, 183753, 206572, 245004, 309858, 367506, 464787, 619716, 735012, 877931, 929574, 1755862, 1859148, 2633793, 3511724, 5267586, 7901379, 10535172, 15802758, 31605516]

約数ペア:

[(1, 31605516), (2, 15802758), (3, 10535172), (4, 7901379), (6, 5267586), (9, 3511724), (12, 2633793), (17, 1859148), (18, 1755862), (34, 929574), (36, 877931), (43, 735012), (51, 619716), (68, 464787), (86, 367506), (102, 309858), (129, 245004), (153, 206572), (172, 183753), (204, 154929), (258, 122502), (306, 103286), (387, 81668), (516, 61251), (612, 51643), (731, 43236), (774, 40834), (1201, 26316), (1462, 21618), (1548, 20417), (2193, 14412), (2402, 13158), (2924, 10809), (3603, 8772), (4386, 7206), (4804, 6579)]