15663897490

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1\times {\mathrm{57203}}^1$

素因数の和:57546

約数の個数: 32

約数和(自身を含む): 28542507840

約数和(自身を除く): 12878610350

約数列:

[1, 2, 5, 10, 139, 197, 278, 394, 695, 985, 1390, 1970, 27383, 54766, 57203, 114406, 136915, 273830, 286015, 572030, 7951217, 11268991, 15902434, 22537982, 39756085, 56344955, 79512170, 112689910, 1566389749, 3132779498, 7831948745, 15663897490]

約数ペア:

[(1, 15663897490), (2, 7831948745), (5, 3132779498), (10, 1566389749), (139, 112689910), (197, 79512170), (278, 56344955), (394, 39756085), (695, 22537982), (985, 15902434), (1390, 11268991), (1970, 7951217), (27383, 572030), (54766, 286015), (57203, 273830), (114406, 136915)]