216398412

素因数分解:

$2^2\times 3^3\times {\mathrm{443}}^1\times {\mathrm{4523}}^1$

素因数の和:4979

約数の個数: 48

約数和(自身を含む): 562423680

約数和(自身を除く): 346025268

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 443, 886, 1329, 1772, 2658, 3987, 4523, 5316, 7974, 9046, 11961, 13569, 15948, 18092, 23922, 27138, 40707, 47844, 54276, 81414, 122121, 162828, 244242, 488484, 2003689, 4007378, 6011067, 8014756, 12022134, 18033201, 24044268, 36066402, 54099603, 72132804, 108199206, 216398412]

約数ペア:

[(1, 216398412), (2, 108199206), (3, 72132804), (4, 54099603), (6, 36066402), (9, 24044268), (12, 18033201), (18, 12022134), (27, 8014756), (36, 6011067), (54, 4007378), (108, 2003689), (443, 488484), (886, 244242), (1329, 162828), (1772, 122121), (2658, 81414), (3987, 54276), (4523, 47844), (5316, 40707), (7974, 27138), (9046, 23922), (11961, 18092), (13569, 15948)]