13204605

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{389}}^1$

素因数の和:501

約数の個数: 32

約数和(自身を含む): 22164480

約数和(自身を除く): 8959875

約数列:

[1, 3, 5, 15, 31, 73, 93, 155, 219, 365, 389, 465, 1095, 1167, 1945, 2263, 5835, 6789, 11315, 12059, 28397, 33945, 36177, 60295, 85191, 141985, 180885, 425955, 880307, 2640921, 4401535, 13204605]

約数ペア:

[(1, 13204605), (3, 4401535), (5, 2640921), (15, 880307), (31, 425955), (73, 180885), (93, 141985), (155, 85191), (219, 60295), (365, 36177), (389, 33945), (465, 28397), (1095, 12059), (1167, 11315), (1945, 6789), (2263, 5835)]