311913524

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{647}}^1$

素因数の和:864

約数の個数: 48

約数和(自身を含む): 601509888

約数和(自身を除く): 289596364

約数列:

[1, 2, 4, 13, 26, 52, 73, 127, 146, 254, 292, 508, 647, 949, 1294, 1651, 1898, 2588, 3302, 3796, 6604, 8411, 9271, 16822, 18542, 33644, 37084, 47231, 82169, 94462, 120523, 164338, 188924, 241046, 328676, 482092, 614003, 1068197, 1228006, 2136394, 2456012, 4272788, 5998337, 11996674, 23993348, 77978381, 155956762, 311913524]

約数ペア:

[(1, 311913524), (2, 155956762), (4, 77978381), (13, 23993348), (26, 11996674), (52, 5998337), (73, 4272788), (127, 2456012), (146, 2136394), (254, 1228006), (292, 1068197), (508, 614003), (647, 482092), (949, 328676), (1294, 241046), (1651, 188924), (1898, 164338), (2588, 120523), (3302, 94462), (3796, 82169), (6604, 47231), (8411, 37084), (9271, 33644), (16822, 18542)]