247797584

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{18199}}^1$

素因数の和:18267

約数の個数: 40

約数和(自身を含む): 514550400

約数和(自身を除く): 266752816

約数列:

[1, 2, 4, 8, 16, 23, 37, 46, 74, 92, 148, 184, 296, 368, 592, 851, 1702, 3404, 6808, 13616, 18199, 36398, 72796, 145592, 291184, 418577, 673363, 837154, 1346726, 1674308, 2693452, 3348616, 5386904, 6697232, 10773808, 15487349, 30974698, 61949396, 123898792, 247797584]

約数ペア:

[(1, 247797584), (2, 123898792), (4, 61949396), (8, 30974698), (16, 15487349), (23, 10773808), (37, 6697232), (46, 5386904), (74, 3348616), (92, 2693452), (148, 1674308), (184, 1346726), (296, 837154), (368, 673363), (592, 418577), (851, 291184), (1702, 145592), (3404, 72796), (6808, 36398), (13616, 18199)]