131570945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{283}}^1$

素因数の和:485

約数の個数: 32

約数和(自身を含む): 176670720

約数和(自身を除く): 45099775

約数列:

[1, 5, 11, 55, 79, 107, 283, 395, 535, 869, 1177, 1415, 3113, 4345, 5885, 8453, 15565, 22357, 30281, 42265, 92983, 111785, 151405, 245927, 333091, 464915, 1229635, 1665455, 2392199, 11960995, 26314189, 131570945]

約数ペア:

[(1, 131570945), (5, 26314189), (11, 11960995), (55, 2392199), (79, 1665455), (107, 1229635), (283, 464915), (395, 333091), (535, 245927), (869, 151405), (1177, 111785), (1415, 92983), (3113, 42265), (4345, 30281), (5885, 22357), (8453, 15565)]