149923456

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{27239}}^1$

素因数の和:27296

約数の個数: 32

約数和(自身を含む): 305632800

約数和(自身を除く): 155709344

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 344, 688, 1376, 2752, 5504, 27239, 54478, 108956, 217912, 435824, 871648, 1171277, 1743296, 2342554, 3486592, 4685108, 9370216, 18740432, 37480864, 74961728, 149923456]

約数ペア:

[(1, 149923456), (2, 74961728), (4, 37480864), (8, 18740432), (16, 9370216), (32, 4685108), (43, 3486592), (64, 2342554), (86, 1743296), (128, 1171277), (172, 871648), (344, 435824), (688, 217912), (1376, 108956), (2752, 54478), (5504, 27239)]