8997688

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:188

約数の個数: 64

約数和(自身を含む): 20459520

約数和(自身を除く): 11461832

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 71, 73, 124, 142, 146, 217, 248, 284, 292, 434, 497, 511, 568, 584, 868, 994, 1022, 1736, 1988, 2044, 2201, 2263, 3976, 4088, 4402, 4526, 5183, 8804, 9052, 10366, 15407, 15841, 17608, 18104, 20732, 30814, 31682, 36281, 41464, 61628, 63364, 72562, 123256, 126728, 145124, 160673, 290248, 321346, 642692, 1124711, 1285384, 2249422, 4498844, 8997688]

約数ペア:

[(1, 8997688), (2, 4498844), (4, 2249422), (7, 1285384), (8, 1124711), (14, 642692), (28, 321346), (31, 290248), (56, 160673), (62, 145124), (71, 126728), (73, 123256), (124, 72562), (142, 63364), (146, 61628), (217, 41464), (248, 36281), (284, 31682), (292, 30814), (434, 20732), (497, 18104), (511, 17608), (568, 15841), (584, 15407), (868, 10366), (994, 9052), (1022, 8804), (1736, 5183), (1988, 4526), (2044, 4402), (2201, 4088), (2263, 3976)]