31931484

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2591}}^1$

素因数の和:2690

約数の個数: 48

約数和(自身を含む): 81285120

約数和(自身を除く): 49353636

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 79, 156, 158, 237, 316, 474, 948, 1027, 2054, 2591, 3081, 4108, 5182, 6162, 7773, 10364, 12324, 15546, 31092, 33683, 67366, 101049, 134732, 202098, 204689, 404196, 409378, 614067, 818756, 1228134, 2456268, 2660957, 5321914, 7982871, 10643828, 15965742, 31931484]

約数ペア:

[(1, 31931484), (2, 15965742), (3, 10643828), (4, 7982871), (6, 5321914), (12, 2660957), (13, 2456268), (26, 1228134), (39, 818756), (52, 614067), (78, 409378), (79, 404196), (156, 204689), (158, 202098), (237, 134732), (316, 101049), (474, 67366), (948, 33683), (1027, 31092), (2054, 15546), (2591, 12324), (3081, 10364), (4108, 7773), (5182, 6162)]