16872804

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1163}}^1$

素因数の和:1217

約数の個数: 72

約数和(自身を含む): 47453952

約数和(自身を除く): 30581148

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 117, 124, 156, 186, 234, 279, 372, 403, 468, 558, 806, 1116, 1163, 1209, 1612, 2326, 2418, 3489, 3627, 4652, 4836, 6978, 7254, 10467, 13956, 14508, 15119, 20934, 30238, 36053, 41868, 45357, 60476, 72106, 90714, 108159, 136071, 144212, 181428, 216318, 272142, 324477, 432636, 468689, 544284, 648954, 937378, 1297908, 1406067, 1874756, 2812134, 4218201, 5624268, 8436402, 16872804]

約数ペア:

[(1, 16872804), (2, 8436402), (3, 5624268), (4, 4218201), (6, 2812134), (9, 1874756), (12, 1406067), (13, 1297908), (18, 937378), (26, 648954), (31, 544284), (36, 468689), (39, 432636), (52, 324477), (62, 272142), (78, 216318), (93, 181428), (117, 144212), (124, 136071), (156, 108159), (186, 90714), (234, 72106), (279, 60476), (372, 45357), (403, 41868), (468, 36053), (558, 30238), (806, 20934), (1116, 15119), (1163, 14508), (1209, 13956), (1612, 10467), (2326, 7254), (2418, 6978), (3489, 4836), (3627, 4652)]