17648748

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{877}}^1$

素因数の和:943

約数の個数: 72

約数和(自身を含む): 49217168

約数和(自身を除く): 31568420

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 172, 234, 258, 387, 468, 516, 559, 774, 877, 1118, 1548, 1677, 1754, 2236, 2631, 3354, 3508, 5031, 5262, 6708, 7893, 10062, 10524, 11401, 15786, 20124, 22802, 31572, 34203, 37711, 45604, 68406, 75422, 102609, 113133, 136812, 150844, 205218, 226266, 339399, 410436, 452532, 490243, 678798, 980486, 1357596, 1470729, 1960972, 2941458, 4412187, 5882916, 8824374, 17648748]

約数ペア:

[(1, 17648748), (2, 8824374), (3, 5882916), (4, 4412187), (6, 2941458), (9, 1960972), (12, 1470729), (13, 1357596), (18, 980486), (26, 678798), (36, 490243), (39, 452532), (43, 410436), (52, 339399), (78, 226266), (86, 205218), (117, 150844), (129, 136812), (156, 113133), (172, 102609), (234, 75422), (258, 68406), (387, 45604), (468, 37711), (516, 34203), (559, 31572), (774, 22802), (877, 20124), (1118, 15786), (1548, 11401), (1677, 10524), (1754, 10062), (2236, 7893), (2631, 6708), (3354, 5262), (3508, 5031)]