128251648

素因数分解:

$2^8\times 7^1\times {\mathrm{71569}}^1$

素因数の和:71592

約数の個数: 36

約数和(自身を含む): 292578160

約数和(自身を除く): 164326512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 71569, 143138, 286276, 500983, 572552, 1001966, 1145104, 2003932, 2290208, 4007864, 4580416, 8015728, 9160832, 16031456, 18321664, 32062912, 64125824, 128251648]

約数ペア:

[(1, 128251648), (2, 64125824), (4, 32062912), (7, 18321664), (8, 16031456), (14, 9160832), (16, 8015728), (28, 4580416), (32, 4007864), (56, 2290208), (64, 2003932), (112, 1145104), (128, 1001966), (224, 572552), (256, 500983), (448, 286276), (896, 143138), (1792, 71569)]