201712888

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{421}}^1$

素因数の和:728

約数の個数: 64

約数和(自身を含む): 433883520

約数和(自身を除く): 232170632

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 271, 421, 442, 542, 842, 884, 1084, 1684, 1768, 2168, 3368, 3523, 4607, 5473, 7046, 7157, 9214, 10946, 14092, 14314, 18428, 21892, 28184, 28628, 36856, 43784, 57256, 59891, 93041, 114091, 119782, 186082, 228182, 239564, 372164, 456364, 479128, 744328, 912728, 1483183, 1939547, 2966366, 3879094, 5932732, 7758188, 11865464, 15516376, 25214111, 50428222, 100856444, 201712888]

約数ペア:

[(1, 201712888), (2, 100856444), (4, 50428222), (8, 25214111), (13, 15516376), (17, 11865464), (26, 7758188), (34, 5932732), (52, 3879094), (68, 2966366), (104, 1939547), (136, 1483183), (221, 912728), (271, 744328), (421, 479128), (442, 456364), (542, 372164), (842, 239564), (884, 228182), (1084, 186082), (1684, 119782), (1768, 114091), (2168, 93041), (3368, 59891), (3523, 57256), (4607, 43784), (5473, 36856), (7046, 28628), (7157, 28184), (9214, 21892), (10946, 18428), (14092, 14314)]