648821154

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1\times {\mathrm{5051}}^1$

素因数の和:5406

約数の個数: 32

約数和(自身を含む): 1319178240

約数和(自身を除く): 670357086

約数列:

[1, 2, 3, 6, 79, 158, 237, 271, 474, 542, 813, 1626, 5051, 10102, 15153, 21409, 30306, 42818, 64227, 128454, 399029, 798058, 1197087, 1368821, 2394174, 2737642, 4106463, 8212926, 108136859, 216273718, 324410577, 648821154]

約数ペア:

[(1, 648821154), (2, 324410577), (3, 216273718), (6, 108136859), (79, 8212926), (158, 4106463), (237, 2737642), (271, 2394174), (474, 1368821), (542, 1197087), (813, 798058), (1626, 399029), (5051, 128454), (10102, 64227), (15153, 42818), (21409, 30306)]