49997948

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12487}}^1$

素因数の和:12522

約数の個数: 48

約数和(自身を含む): 117487104

約数和(自身を除く): 67489156

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 12487, 24974, 49948, 87409, 137357, 162331, 174818, 274714, 324662, 349636, 549428, 649324, 961499, 1136317, 1785641, 1922998, 2272634, 3571282, 3845996, 4545268, 7142564, 12499487, 24998974, 49997948]

約数ペア:

[(1, 49997948), (2, 24998974), (4, 12499487), (7, 7142564), (11, 4545268), (13, 3845996), (14, 3571282), (22, 2272634), (26, 1922998), (28, 1785641), (44, 1136317), (52, 961499), (77, 649324), (91, 549428), (143, 349636), (154, 324662), (182, 274714), (286, 174818), (308, 162331), (364, 137357), (572, 87409), (1001, 49948), (2002, 24974), (4004, 12487)]