28188595275

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{124991}}^1$

素因数の和:125132

約数の個数: 48

約数和(自身を含む): 48604889088

約数和(自身を除く): 20416293813

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 97, 155, 291, 465, 485, 775, 1455, 2325, 2425, 3007, 7275, 9021, 15035, 45105, 75175, 124991, 225525, 374973, 624955, 1874865, 3124775, 3874721, 9374325, 11624163, 12124127, 19373605, 36372381, 58120815, 60620635, 96868025, 181861905, 290604075, 303103175, 375847937, 909309525, 1127543811, 1879239685, 5637719055, 9396198425, 28188595275]

約数ペア:

[(1, 28188595275), (3, 9396198425), (5, 5637719055), (15, 1879239685), (25, 1127543811), (31, 909309525), (75, 375847937), (93, 303103175), (97, 290604075), (155, 181861905), (291, 96868025), (465, 60620635), (485, 58120815), (775, 36372381), (1455, 19373605), (2325, 12124127), (2425, 11624163), (3007, 9374325), (7275, 3874721), (9021, 3124775), (15035, 1874865), (45105, 624955), (75175, 374973), (124991, 225525)]