290084529

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1\times {\mathrm{991}}^1$

素因数の和:1317

約数の個数: 32

約数和(自身を含む): 452542464

約数和(自身を除く): 162457935

約数列:

[1, 3, 7, 21, 53, 159, 263, 371, 789, 991, 1113, 1841, 2973, 5523, 6937, 13939, 20811, 41817, 52523, 97573, 157569, 260633, 292719, 367661, 781899, 1102983, 1824431, 5473293, 13813549, 41440647, 96694843, 290084529]

約数ペア:

[(1, 290084529), (3, 96694843), (7, 41440647), (21, 13813549), (53, 5473293), (159, 1824431), (263, 1102983), (371, 781899), (789, 367661), (991, 292719), (1113, 260633), (1841, 157569), (2973, 97573), (5523, 52523), (6937, 41817), (13939, 20811)]