25011189

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:498

約数の個数: 48

約数和(自身を含む): 44239104

約数和(自身を除く): 19227915

約数列:

[1, 3, 7, 9, 21, 23, 41, 63, 69, 123, 161, 207, 287, 369, 421, 483, 861, 943, 1263, 1449, 2583, 2829, 2947, 3789, 6601, 8487, 8841, 9683, 17261, 19803, 26523, 29049, 51783, 59409, 67781, 87147, 120827, 155349, 203343, 362481, 397003, 610029, 1087443, 1191009, 2779021, 3573027, 8337063, 25011189]

約数ペア:

[(1, 25011189), (3, 8337063), (7, 3573027), (9, 2779021), (21, 1191009), (23, 1087443), (41, 610029), (63, 397003), (69, 362481), (123, 203343), (161, 155349), (207, 120827), (287, 87147), (369, 67781), (421, 59409), (483, 51783), (861, 29049), (943, 26523), (1263, 19803), (1449, 17261), (2583, 9683), (2829, 8841), (2947, 8487), (3789, 6601)]