209651676

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{25357}}^1$

素因数の和:25430

約数の個数: 48

約数和(自身を含む): 536778144

約数和(自身を除く): 327126468

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 53, 78, 106, 156, 159, 212, 318, 636, 689, 1378, 2067, 2756, 4134, 8268, 25357, 50714, 76071, 101428, 152142, 304284, 329641, 659282, 988923, 1318564, 1343921, 1977846, 2687842, 3955692, 4031763, 5375684, 8063526, 16127052, 17470973, 34941946, 52412919, 69883892, 104825838, 209651676]

約数ペア:

[(1, 209651676), (2, 104825838), (3, 69883892), (4, 52412919), (6, 34941946), (12, 17470973), (13, 16127052), (26, 8063526), (39, 5375684), (52, 4031763), (53, 3955692), (78, 2687842), (106, 1977846), (156, 1343921), (159, 1318564), (212, 988923), (318, 659282), (636, 329641), (689, 304284), (1378, 152142), (2067, 101428), (2756, 76071), (4134, 50714), (8268, 25357)]