646068312

素因数分解:

$2^3\times 3^4\times {\mathrm{997019}}^1$

素因数の和:997037

約数の個数: 40

約数和(自身を含む): 1809591300

約数和(自身を除く): 1163522988

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 997019, 1994038, 2991057, 3988076, 5982114, 7976152, 8973171, 11964228, 17946342, 23928456, 26919513, 35892684, 53839026, 71785368, 80758539, 107678052, 161517078, 215356104, 323034156, 646068312]

約数ペア:

[(1, 646068312), (2, 323034156), (3, 215356104), (4, 161517078), (6, 107678052), (8, 80758539), (9, 71785368), (12, 53839026), (18, 35892684), (24, 26919513), (27, 23928456), (36, 17946342), (54, 11964228), (72, 8973171), (81, 7976152), (108, 5982114), (162, 3988076), (216, 2991057), (324, 1994038), (648, 997019)]