128652496

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{60457}}^1$

素因数の和:60491

約数の個数: 40

約数和(自身を含む): 299871680

約数和(自身を除く): 171219184

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 60457, 120914, 241828, 423199, 483656, 846398, 967312, 1148683, 1692796, 2297366, 3385592, 4594732, 6771184, 8040781, 9189464, 16081562, 18378928, 32163124, 64326248, 128652496]

約数ペア:

[(1, 128652496), (2, 64326248), (4, 32163124), (7, 18378928), (8, 16081562), (14, 9189464), (16, 8040781), (19, 6771184), (28, 4594732), (38, 3385592), (56, 2297366), (76, 1692796), (112, 1148683), (133, 967312), (152, 846398), (266, 483656), (304, 423199), (532, 241828), (1064, 120914), (2128, 60457)]