128438992

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31729}}^1$

素因数の和:31771

約数の個数: 40

約数和(自身を含む): 283285440

約数和(自身を除く): 154846448

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 44, 46, 88, 92, 176, 184, 253, 368, 506, 1012, 2024, 4048, 31729, 63458, 126916, 253832, 349019, 507664, 698038, 729767, 1396076, 1459534, 2792152, 2919068, 5584304, 5838136, 8027437, 11676272, 16054874, 32109748, 64219496, 128438992]

約数ペア:

[(1, 128438992), (2, 64219496), (4, 32109748), (8, 16054874), (11, 11676272), (16, 8027437), (22, 5838136), (23, 5584304), (44, 2919068), (46, 2792152), (88, 1459534), (92, 1396076), (176, 729767), (184, 698038), (253, 507664), (368, 349019), (506, 253832), (1012, 126916), (2024, 63458), (4048, 31729)]