128913372

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{2957}}^1$

素因数の和:3147

約数の個数: 72

約数和(自身を含む): 374695776

約数和(自身を除く): 245782404

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 173, 252, 346, 519, 692, 1038, 1211, 1557, 2076, 2422, 2957, 3114, 3633, 4844, 5914, 6228, 7266, 8871, 10899, 11828, 14532, 17742, 20699, 21798, 26613, 35484, 41398, 43596, 53226, 62097, 82796, 106452, 124194, 186291, 248388, 372582, 511561, 745164, 1023122, 1534683, 2046244, 3069366, 3580927, 4604049, 6138732, 7161854, 9208098, 10742781, 14323708, 18416196, 21485562, 32228343, 42971124, 64456686, 128913372]

約数ペア:

[(1, 128913372), (2, 64456686), (3, 42971124), (4, 32228343), (6, 21485562), (7, 18416196), (9, 14323708), (12, 10742781), (14, 9208098), (18, 7161854), (21, 6138732), (28, 4604049), (36, 3580927), (42, 3069366), (63, 2046244), (84, 1534683), (126, 1023122), (173, 745164), (252, 511561), (346, 372582), (519, 248388), (692, 186291), (1038, 124194), (1211, 106452), (1557, 82796), (2076, 62097), (2422, 53226), (2957, 43596), (3114, 41398), (3633, 35484), (4844, 26613), (5914, 21798), (6228, 20699), (7266, 17742), (8871, 14532), (10899, 11828)]