397945908

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{11177}}^1$

素因数の和:11253

約数の個数: 72

約数和(自身を含む): 1074161088

約数和(自身を除く): 676215180

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 43, 46, 69, 86, 92, 129, 138, 172, 207, 258, 276, 387, 414, 516, 774, 828, 989, 1548, 1978, 2967, 3956, 5934, 8901, 11177, 11868, 17802, 22354, 33531, 35604, 44708, 67062, 100593, 134124, 201186, 257071, 402372, 480611, 514142, 771213, 961222, 1028284, 1441833, 1542426, 1922444, 2313639, 2883666, 3084852, 4325499, 4627278, 5767332, 8650998, 9254556, 11054053, 17301996, 22108106, 33162159, 44216212, 66324318, 99486477, 132648636, 198972954, 397945908]

約数ペア:

[(1, 397945908), (2, 198972954), (3, 132648636), (4, 99486477), (6, 66324318), (9, 44216212), (12, 33162159), (18, 22108106), (23, 17301996), (36, 11054053), (43, 9254556), (46, 8650998), (69, 5767332), (86, 4627278), (92, 4325499), (129, 3084852), (138, 2883666), (172, 2313639), (207, 1922444), (258, 1542426), (276, 1441833), (387, 1028284), (414, 961222), (516, 771213), (774, 514142), (828, 480611), (989, 402372), (1548, 257071), (1978, 201186), (2967, 134124), (3956, 100593), (5934, 67062), (8901, 44708), (11177, 35604), (11868, 33531), (17802, 22354)]