71215419

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{463}}^1$

素因数の和:615

約数の個数: 32

約数和(自身を含む): 106905600

約数和(自身を除く): 35690181

約数列:

[1, 3, 11, 33, 59, 79, 177, 237, 463, 649, 869, 1389, 1947, 2607, 4661, 5093, 13983, 15279, 27317, 36577, 51271, 81951, 109731, 153813, 300487, 402347, 901461, 1207041, 2158043, 6474129, 23738473, 71215419]

約数ペア:

[(1, 71215419), (3, 23738473), (11, 6474129), (33, 2158043), (59, 1207041), (79, 901461), (177, 402347), (237, 300487), (463, 153813), (649, 109731), (869, 81951), (1389, 51271), (1947, 36577), (2607, 27317), (4661, 15279), (5093, 13983)]