61521645

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1\times {\mathrm{269}}^1$

素因数の和:549

約数の個数: 32

約数和(自身を含む): 100569600

約数和(自身を除く): 39047955

約数列:

[1, 3, 5, 15, 79, 193, 237, 269, 395, 579, 807, 965, 1185, 1345, 2895, 4035, 15247, 21251, 45741, 51917, 63753, 76235, 106255, 155751, 228705, 259585, 318765, 778755, 4101443, 12304329, 20507215, 61521645]

約数ペア:

[(1, 61521645), (3, 20507215), (5, 12304329), (15, 4101443), (79, 778755), (193, 318765), (237, 259585), (269, 228705), (395, 155751), (579, 106255), (807, 76235), (965, 63753), (1185, 51917), (1345, 45741), (2895, 21251), (4035, 15247)]