290131728

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{194981}}^1$

素因数の和:195023

約数の個数: 40

約数和(自身を含む): 773688576

約数和(自身を除く): 483556848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 194981, 389962, 584943, 779924, 1169886, 1559848, 2339772, 3119696, 4679544, 6044411, 9359088, 12088822, 18133233, 24177644, 36266466, 48355288, 72532932, 96710576, 145065864, 290131728]

約数ペア:

[(1, 290131728), (2, 145065864), (3, 96710576), (4, 72532932), (6, 48355288), (8, 36266466), (12, 24177644), (16, 18133233), (24, 12088822), (31, 9359088), (48, 6044411), (62, 4679544), (93, 3119696), (124, 2339772), (186, 1559848), (248, 1169886), (372, 779924), (496, 584943), (744, 389962), (1488, 194981)]