18227235

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{443}}^1$

素因数の和:675

約数の個数: 32

約数和(自身を含む): 31627008

約数和(自身を除く): 13399773

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 211, 443, 633, 1055, 1329, 2215, 2743, 3165, 5759, 6645, 8229, 13715, 17277, 28795, 41145, 86385, 93473, 280419, 467365, 1215149, 1402095, 3645447, 6075745, 18227235]

約数ペア:

[(1, 18227235), (3, 6075745), (5, 3645447), (13, 1402095), (15, 1215149), (39, 467365), (65, 280419), (195, 93473), (211, 86385), (443, 41145), (633, 28795), (1055, 17277), (1329, 13715), (2215, 8229), (2743, 6645), (3165, 5759)]