211716856

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{677}}^1$

素因数の和:824

約数の個数: 64

約数和(自身を含む): 446503680

約数和(自身を除く): 234786824

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 97, 104, 124, 194, 248, 388, 403, 677, 776, 806, 1261, 1354, 1612, 2522, 2708, 3007, 3224, 5044, 5416, 6014, 8801, 10088, 12028, 17602, 20987, 24056, 35204, 39091, 41974, 65669, 70408, 78182, 83948, 131338, 156364, 167896, 262676, 272831, 312728, 525352, 545662, 853697, 1091324, 1707394, 2035739, 2182648, 3414788, 4071478, 6829576, 8142956, 16285912, 26464607, 52929214, 105858428, 211716856]

約数ペア:

[(1, 211716856), (2, 105858428), (4, 52929214), (8, 26464607), (13, 16285912), (26, 8142956), (31, 6829576), (52, 4071478), (62, 3414788), (97, 2182648), (104, 2035739), (124, 1707394), (194, 1091324), (248, 853697), (388, 545662), (403, 525352), (677, 312728), (776, 272831), (806, 262676), (1261, 167896), (1354, 156364), (1612, 131338), (2522, 83948), (2708, 78182), (3007, 70408), (3224, 65669), (5044, 41974), (5416, 39091), (6014, 35204), (8801, 24056), (10088, 20987), (12028, 17602)]