7884029907

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{18661}}^1$

素因数の和:18860

約数の個数: 48

約数和(自身を含む): 12879467328

約数和(自身を除く): 4995437421

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 157, 207, 299, 471, 897, 1413, 2041, 2691, 3611, 6123, 10833, 18369, 18661, 32499, 46943, 55983, 140829, 167949, 242593, 422487, 429203, 727779, 1287609, 2183337, 2929777, 3862827, 5579639, 8789331, 16738917, 26367993, 38087101, 50216751, 67384871, 114261303, 202154613, 342783909, 606463839, 876003323, 2628009969, 7884029907]

約数ペア:

[(1, 7884029907), (3, 2628009969), (9, 876003323), (13, 606463839), (23, 342783909), (39, 202154613), (69, 114261303), (117, 67384871), (157, 50216751), (207, 38087101), (299, 26367993), (471, 16738917), (897, 8789331), (1413, 5579639), (2041, 3862827), (2691, 2929777), (3611, 2183337), (6123, 1287609), (10833, 727779), (18369, 429203), (18661, 422487), (32499, 242593), (46943, 167949), (55983, 140829)]