278075154

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{389461}}^1$

素因数の和:389490

約数の個数: 32

約数和(自身を含む): 672990336

約数和(自身を除く): 394915182

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 714, 389461, 778922, 1168383, 2336766, 2726227, 5452454, 6620837, 8178681, 13241674, 16357362, 19862511, 39725022, 46345859, 92691718, 139037577, 278075154]

約数ペア:

[(1, 278075154), (2, 139037577), (3, 92691718), (6, 46345859), (7, 39725022), (14, 19862511), (17, 16357362), (21, 13241674), (34, 8178681), (42, 6620837), (51, 5452454), (102, 2726227), (119, 2336766), (238, 1168383), (357, 778922), (714, 389461)]