217424116

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{7561}}^1$

素因数の和:7664

約数の個数: 48

約数和(自身を含む): 474288640

約数和(自身を除く): 256864524

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 79, 91, 158, 182, 316, 364, 553, 1027, 1106, 2054, 2212, 4108, 7189, 7561, 14378, 15122, 28756, 30244, 52927, 98293, 105854, 196586, 211708, 393172, 597319, 688051, 1194638, 1376102, 2389276, 2752204, 4181233, 7765147, 8362466, 15530294, 16724932, 31060588, 54356029, 108712058, 217424116]

約数ペア:

[(1, 217424116), (2, 108712058), (4, 54356029), (7, 31060588), (13, 16724932), (14, 15530294), (26, 8362466), (28, 7765147), (52, 4181233), (79, 2752204), (91, 2389276), (158, 1376102), (182, 1194638), (316, 688051), (364, 597319), (553, 393172), (1027, 211708), (1106, 196586), (2054, 105854), (2212, 98293), (4108, 52927), (7189, 30244), (7561, 28756), (14378, 15122)]