691167568

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{15313}}^1$

素因数の和:15372

約数の個数: 80

約数和(自身を含む): 1701446656

約数和(自身を除く): 1010279088

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 248, 364, 403, 434, 496, 728, 806, 868, 1456, 1612, 1736, 2821, 3224, 3472, 5642, 6448, 11284, 15313, 22568, 30626, 45136, 61252, 107191, 122504, 199069, 214382, 245008, 398138, 428764, 474703, 796276, 857528, 949406, 1393483, 1592552, 1715056, 1898812, 2786966, 3185104, 3322921, 3797624, 5573932, 6171139, 6645842, 7595248, 11147864, 12342278, 13291684, 22295728, 24684556, 26583368, 43197973, 49369112, 53166736, 86395946, 98738224, 172791892, 345583784, 691167568]

約数ペア:

[(1, 691167568), (2, 345583784), (4, 172791892), (7, 98738224), (8, 86395946), (13, 53166736), (14, 49369112), (16, 43197973), (26, 26583368), (28, 24684556), (31, 22295728), (52, 13291684), (56, 12342278), (62, 11147864), (91, 7595248), (104, 6645842), (112, 6171139), (124, 5573932), (182, 3797624), (208, 3322921), (217, 3185104), (248, 2786966), (364, 1898812), (403, 1715056), (434, 1592552), (496, 1393483), (728, 949406), (806, 857528), (868, 796276), (1456, 474703), (1612, 428764), (1736, 398138), (2821, 245008), (3224, 214382), (3472, 199069), (5642, 122504), (6448, 107191), (11284, 61252), (15313, 45136), (22568, 30626)]