61878921

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{1229}}^1\times {\mathrm{1291}}^1$

素因数の和:2536

約数の個数: 16

約数和(自身を含む): 88992960

約数和(自身を除く): 27114039

約数列:

[1, 3, 13, 39, 1229, 1291, 3687, 3873, 15977, 16783, 47931, 50349, 1586639, 4759917, 20626307, 61878921]

約数ペア:

[(1, 61878921), (3, 20626307), (13, 4759917), (39, 1586639), (1229, 50349), (1291, 47931), (3687, 16783), (3873, 15977)]