61307379

素因数分解:

$3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:177

約数の個数: 72

約数和(自身を含む): 109158192

約数和(自身を除く): 47850813

約数列:

[1, 3, 7, 9, 21, 43, 49, 53, 61, 63, 129, 147, 159, 183, 301, 371, 387, 427, 441, 477, 549, 903, 1113, 1281, 2107, 2279, 2597, 2623, 2709, 2989, 3233, 3339, 3843, 6321, 6837, 7791, 7869, 8967, 9699, 15953, 18361, 18963, 20511, 22631, 23373, 23607, 26901, 29097, 47859, 55083, 67893, 111671, 128527, 139019, 143577, 158417, 165249, 203679, 335013, 385581, 417057, 475251, 973133, 1005039, 1156743, 1251171, 1425753, 2919399, 6811931, 8758197, 20435793, 61307379]

約数ペア:

[(1, 61307379), (3, 20435793), (7, 8758197), (9, 6811931), (21, 2919399), (43, 1425753), (49, 1251171), (53, 1156743), (61, 1005039), (63, 973133), (129, 475251), (147, 417057), (159, 385581), (183, 335013), (301, 203679), (371, 165249), (387, 158417), (427, 143577), (441, 139019), (477, 128527), (549, 111671), (903, 67893), (1113, 55083), (1281, 47859), (2107, 29097), (2279, 26901), (2597, 23607), (2623, 23373), (2709, 22631), (2989, 20511), (3233, 18963), (3339, 18361), (3843, 15953), (6321, 9699), (6837, 8967), (7791, 7869)]