15980235

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1193}}^1$

素因数の和:1267

約数の個数: 32

約数和(自身を含む): 27509760

約数和(自身を除く): 11529525

約数列:

[1, 3, 5, 15, 19, 47, 57, 95, 141, 235, 285, 705, 893, 1193, 2679, 3579, 4465, 5965, 13395, 17895, 22667, 56071, 68001, 113335, 168213, 280355, 340005, 841065, 1065349, 3196047, 5326745, 15980235]

約数ペア:

[(1, 15980235), (3, 5326745), (5, 3196047), (15, 1065349), (19, 841065), (47, 340005), (57, 280355), (95, 168213), (141, 113335), (235, 68001), (285, 56071), (705, 22667), (893, 17895), (1193, 13395), (2679, 5965), (3579, 4465)]