28231497135

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1877}}^1\times {\mathrm{2591}}^1$

素因数の和:4525

約数の個数: 64

約数和(自身を含む): 51403714560

約数和(自身を除く): 23172217425

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1877, 1935, 2591, 5631, 5805, 7773, 9385, 12955, 16893, 23319, 28155, 38865, 50679, 69957, 80711, 84465, 111413, 116595, 242133, 253395, 334239, 349785, 403555, 557065, 726399, 1002717, 1210665, 1671195, 2179197, 3008151, 3631995, 4863307, 5013585, 10895985, 14589921, 15040755, 24316535, 43769763, 72949605, 131309289, 209122201, 218848815, 627366603, 656546445, 1045611005, 1882099809, 3136833015, 5646299427, 9410499045, 28231497135]

約数ペア:

[(1, 28231497135), (3, 9410499045), (5, 5646299427), (9, 3136833015), (15, 1882099809), (27, 1045611005), (43, 656546445), (45, 627366603), (129, 218848815), (135, 209122201), (215, 131309289), (387, 72949605), (645, 43769763), (1161, 24316535), (1877, 15040755), (1935, 14589921), (2591, 10895985), (5631, 5013585), (5805, 4863307), (7773, 3631995), (9385, 3008151), (12955, 2179197), (16893, 1671195), (23319, 1210665), (28155, 1002717), (38865, 726399), (50679, 557065), (69957, 403555), (80711, 349785), (84465, 334239), (111413, 253395), (116595, 242133)]