664448

素因数分解:

$2^7\times {\mathrm{29}}^1\times {\mathrm{179}}^1$

素因数の和:222

約数の個数: 32

約数和(自身を含む): 1377000

約数和(自身を除く): 712552

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 179, 232, 358, 464, 716, 928, 1432, 1856, 2864, 3712, 5191, 5728, 10382, 11456, 20764, 22912, 41528, 83056, 166112, 332224, 664448]

約数ペア:

[(1, 664448), (2, 332224), (4, 166112), (8, 83056), (16, 41528), (29, 22912), (32, 20764), (58, 11456), (64, 10382), (116, 5728), (128, 5191), (179, 3712), (232, 2864), (358, 1856), (464, 1432), (716, 928)]