870870609

素因数分解:

$3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{52963}}^1$

素因数の和:53011

約数の個数: 40

約数和(自身を含む): 1538074560

約数和(自身を除く): 667203951

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 81, 87, 189, 203, 261, 567, 609, 783, 1827, 2349, 5481, 16443, 52963, 158889, 370741, 476667, 1112223, 1430001, 1535927, 3336669, 4290003, 4607781, 10010007, 10751489, 13823343, 30030021, 32254467, 41470029, 96763401, 124410087, 290290203, 870870609]

約数ペア:

[(1, 870870609), (3, 290290203), (7, 124410087), (9, 96763401), (21, 41470029), (27, 32254467), (29, 30030021), (63, 13823343), (81, 10751489), (87, 10010007), (189, 4607781), (203, 4290003), (261, 3336669), (567, 1535927), (609, 1430001), (783, 1112223), (1827, 476667), (2349, 370741), (5481, 158889), (16443, 52963)]