238544696

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{120721}}^1$

素因数の和:120759

約数の個数: 32

約数和(自身を含む): 507032400

約数和(自身を除く): 268487704

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 120721, 241442, 482884, 965768, 1569373, 2293699, 3138746, 4587398, 6277492, 9174796, 12554984, 18349592, 29818087, 59636174, 119272348, 238544696]

約数ペア:

[(1, 238544696), (2, 119272348), (4, 59636174), (8, 29818087), (13, 18349592), (19, 12554984), (26, 9174796), (38, 6277492), (52, 4587398), (76, 3138746), (104, 2293699), (152, 1569373), (247, 965768), (494, 482884), (988, 241442), (1976, 120721)]