531258455

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{19141}}^1$

素因数の和:19227

約数の個数: 32

約数和(自身を含む): 797532288

約数和(自身を除く): 266273833

約数列:

[1, 5, 7, 13, 35, 61, 65, 91, 305, 427, 455, 793, 2135, 3965, 5551, 19141, 27755, 95705, 133987, 248833, 669935, 1167601, 1244165, 1741831, 5838005, 8173207, 8709155, 15178813, 40866035, 75894065, 106251691, 531258455]

約数ペア:

[(1, 531258455), (5, 106251691), (7, 75894065), (13, 40866035), (35, 15178813), (61, 8709155), (65, 8173207), (91, 5838005), (305, 1741831), (427, 1244165), (455, 1167601), (793, 669935), (2135, 248833), (3965, 133987), (5551, 95705), (19141, 27755)]