70401681

素因数分解:

$3^2\times 7^2\times {\mathrm{263}}^1\times {\mathrm{607}}^1$

素因数の和:890

約数の個数: 36

約数和(自身を含む): 118939392

約数和(自身を除く): 48537711

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 263, 441, 607, 789, 1821, 1841, 2367, 4249, 5463, 5523, 12747, 12887, 16569, 29743, 38241, 38661, 89229, 115983, 159641, 267687, 478923, 1117487, 1436769, 3352461, 7822409, 10057383, 23467227, 70401681]

約数ペア:

[(1, 70401681), (3, 23467227), (7, 10057383), (9, 7822409), (21, 3352461), (49, 1436769), (63, 1117487), (147, 478923), (263, 267687), (441, 159641), (607, 115983), (789, 89229), (1821, 38661), (1841, 38241), (2367, 29743), (4249, 16569), (5463, 12887), (5523, 12747)]