253878196

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{4987}}^1$

素因数の和:5104

約数の個数: 48

約数和(自身を含む): 527929920

約数和(自身を除く): 274051724

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 89, 143, 178, 286, 356, 572, 979, 1157, 1958, 2314, 3916, 4628, 4987, 9974, 12727, 19948, 25454, 50908, 54857, 64831, 109714, 129662, 219428, 259324, 443843, 713141, 887686, 1426282, 1775372, 2852564, 4882273, 5769959, 9764546, 11539918, 19529092, 23079836, 63469549, 126939098, 253878196]

約数ペア:

[(1, 253878196), (2, 126939098), (4, 63469549), (11, 23079836), (13, 19529092), (22, 11539918), (26, 9764546), (44, 5769959), (52, 4882273), (89, 2852564), (143, 1775372), (178, 1426282), (286, 887686), (356, 713141), (572, 443843), (979, 259324), (1157, 219428), (1958, 129662), (2314, 109714), (3916, 64831), (4628, 54857), (4987, 50908), (9974, 25454), (12727, 19948)]