74145678

素因数分解:

$2^1\times 3^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1\times {\mathrm{421}}^1$

素因数の和:772

約数の個数: 32

約数和(自身を含む): 150400800

約数和(自身を除く): 76255122

約数列:

[1, 2, 3, 6, 149, 197, 298, 394, 421, 447, 591, 842, 894, 1182, 1263, 2526, 29353, 58706, 62729, 82937, 88059, 125458, 165874, 176118, 188187, 248811, 376374, 497622, 12357613, 24715226, 37072839, 74145678]

約数ペア:

[(1, 74145678), (2, 37072839), (3, 24715226), (6, 12357613), (149, 497622), (197, 376374), (298, 248811), (394, 188187), (421, 176118), (447, 165874), (591, 125458), (842, 88059), (894, 82937), (1182, 62729), (1263, 58706), (2526, 29353)]