215970302

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{31751}}^1$

素因数の和:31951

約数の個数: 16

約数和(自身を含む): 342921600

約数和(自身を除く): 126951298

約数列:

[1, 2, 19, 38, 179, 358, 3401, 6802, 31751, 63502, 603269, 1206538, 5683429, 11366858, 107985151, 215970302]

約数ペア:

[(1, 215970302), (2, 107985151), (19, 11366858), (38, 5683429), (179, 1206538), (358, 603269), (3401, 63502), (6802, 31751)]