78491295

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1487}}^1$

素因数の和:1541

約数の個数: 64

約数和(自身を含む): 154275840

約数和(自身を除く): 75784545

約数列:

[1, 3, 5, 9, 15, 17, 23, 27, 45, 51, 69, 85, 115, 135, 153, 207, 255, 345, 391, 459, 621, 765, 1035, 1173, 1487, 1955, 2295, 3105, 3519, 4461, 5865, 7435, 10557, 13383, 17595, 22305, 25279, 34201, 40149, 52785, 66915, 75837, 102603, 126395, 171005, 200745, 227511, 307809, 379185, 513015, 581417, 682533, 923427, 1137555, 1539045, 1744251, 2907085, 3412665, 4617135, 5232753, 8721255, 15698259, 26163765, 78491295]

約数ペア:

[(1, 78491295), (3, 26163765), (5, 15698259), (9, 8721255), (15, 5232753), (17, 4617135), (23, 3412665), (27, 2907085), (45, 1744251), (51, 1539045), (69, 1137555), (85, 923427), (115, 682533), (135, 581417), (153, 513015), (207, 379185), (255, 307809), (345, 227511), (391, 200745), (459, 171005), (621, 126395), (765, 102603), (1035, 75837), (1173, 66915), (1487, 52785), (1955, 40149), (2295, 34201), (3105, 25279), (3519, 22305), (4461, 17595), (5865, 13383), (7435, 10557)]