156731428

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{769}}^1$

素因数の和:1060

約数の個数: 48

約数和(自身を含む): 325987200

約数和(自身を除く): 169255772

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 251, 406, 502, 769, 812, 1004, 1538, 1757, 3076, 3514, 5383, 7028, 7279, 10766, 14558, 21532, 22301, 29116, 44602, 50953, 89204, 101906, 156107, 193019, 203812, 312214, 386038, 624428, 772076, 1351133, 2702266, 5404532, 5597551, 11195102, 22390204, 39182857, 78365714, 156731428]

約数ペア:

[(1, 156731428), (2, 78365714), (4, 39182857), (7, 22390204), (14, 11195102), (28, 5597551), (29, 5404532), (58, 2702266), (116, 1351133), (203, 772076), (251, 624428), (406, 386038), (502, 312214), (769, 203812), (812, 193019), (1004, 156107), (1538, 101906), (1757, 89204), (3076, 50953), (3514, 44602), (5383, 29116), (7028, 22301), (7279, 21532), (10766, 14558)]