78230889

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:147

約数の個数: 96

約数和(自身を含む): 142331904

約数和(自身を除く): 64101015

約数列:

[1, 3, 9, 11, 17, 23, 33, 43, 47, 51, 69, 99, 129, 141, 153, 187, 207, 253, 387, 391, 423, 473, 517, 561, 731, 759, 799, 989, 1081, 1173, 1419, 1551, 1683, 2021, 2193, 2277, 2397, 2967, 3243, 3519, 4257, 4301, 4653, 6063, 6579, 7191, 8041, 8789, 8901, 9729, 10879, 11891, 12903, 16813, 18189, 18377, 22231, 24123, 26367, 32637, 34357, 35673, 38709, 46483, 50439, 55131, 66693, 72369, 79101, 97911, 103071, 107019, 139449, 151317, 165393, 184943, 200079, 202147, 309213, 377927, 418347, 511313, 554829, 606441, 790211, 1133781, 1533939, 1664487, 1819323, 2370633, 3401343, 4601817, 7111899, 8692321, 26076963, 78230889]

約数ペア:

[(1, 78230889), (3, 26076963), (9, 8692321), (11, 7111899), (17, 4601817), (23, 3401343), (33, 2370633), (43, 1819323), (47, 1664487), (51, 1533939), (69, 1133781), (99, 790211), (129, 606441), (141, 554829), (153, 511313), (187, 418347), (207, 377927), (253, 309213), (387, 202147), (391, 200079), (423, 184943), (473, 165393), (517, 151317), (561, 139449), (731, 107019), (759, 103071), (799, 97911), (989, 79101), (1081, 72369), (1173, 66693), (1419, 55131), (1551, 50439), (1683, 46483), (2021, 38709), (2193, 35673), (2277, 34357), (2397, 32637), (2967, 26367), (3243, 24123), (3519, 22231), (4257, 18377), (4301, 18189), (4653, 16813), (6063, 12903), (6579, 11891), (7191, 10879), (8041, 9729), (8789, 8901)]