399773676

素因数分解:

$2^2\times 3^1\times {\mathrm{197}}^1\times {\mathrm{263}}^1\times {\mathrm{643}}^1$

素因数の和:1110

約数の個数: 48

約数和(自身を含む): 942568704

約数和(自身を除く): 542795028

約数列:

[1, 2, 3, 4, 6, 12, 197, 263, 394, 526, 591, 643, 788, 789, 1052, 1182, 1286, 1578, 1929, 2364, 2572, 3156, 3858, 7716, 51811, 103622, 126671, 155433, 169109, 207244, 253342, 310866, 338218, 380013, 506684, 507327, 621732, 676436, 760026, 1014654, 1520052, 2029308, 33314473, 66628946, 99943419, 133257892, 199886838, 399773676]

約数ペア:

[(1, 399773676), (2, 199886838), (3, 133257892), (4, 99943419), (6, 66628946), (12, 33314473), (197, 2029308), (263, 1520052), (394, 1014654), (526, 760026), (591, 676436), (643, 621732), (788, 507327), (789, 506684), (1052, 380013), (1182, 338218), (1286, 310866), (1578, 253342), (1929, 207244), (2364, 169109), (2572, 155433), (3156, 126671), (3858, 103622), (7716, 51811)]