285311572

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{8807}}^1$

素因数の和:8920

約数の個数: 48

約数和(自身を含む): 621492480

約数和(自身を除く): 336180908

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 89, 91, 178, 182, 356, 364, 623, 1157, 1246, 2314, 2492, 4628, 8099, 8807, 16198, 17614, 32396, 35228, 61649, 114491, 123298, 228982, 246596, 457964, 783823, 801437, 1567646, 1602874, 3135292, 3205748, 5486761, 10189699, 10973522, 20379398, 21947044, 40758796, 71327893, 142655786, 285311572]

約数ペア:

[(1, 285311572), (2, 142655786), (4, 71327893), (7, 40758796), (13, 21947044), (14, 20379398), (26, 10973522), (28, 10189699), (52, 5486761), (89, 3205748), (91, 3135292), (178, 1602874), (182, 1567646), (356, 801437), (364, 783823), (623, 457964), (1157, 246596), (1246, 228982), (2314, 123298), (2492, 114491), (4628, 61649), (8099, 35228), (8807, 32396), (16198, 17614)]