521004965

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{1301}}^1$

素因数の和:1481

約数の個数: 32

約数和(自身を含む): 691643232

約数和(自身を除く): 170638267

約数列:

[1, 5, 13, 61, 65, 101, 305, 505, 793, 1301, 1313, 3965, 6161, 6505, 6565, 16913, 30805, 79361, 80093, 84565, 131401, 396805, 400465, 657005, 1031693, 1708213, 5158465, 8015461, 8541065, 40077305, 104200993, 521004965]

約数ペア:

[(1, 521004965), (5, 104200993), (13, 40077305), (61, 8541065), (65, 8015461), (101, 5158465), (305, 1708213), (505, 1031693), (793, 657005), (1301, 400465), (1313, 396805), (3965, 131401), (6161, 84565), (6505, 80093), (6565, 79361), (16913, 30805)]