7212894

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:225

約数の個数: 64

約数和(自身を含む): 16988160

約数和(自身を除く): 9775266

約数列:

[1, 2, 3, 6, 13, 19, 26, 31, 38, 39, 57, 62, 78, 93, 114, 157, 186, 247, 314, 403, 471, 494, 589, 741, 806, 942, 1178, 1209, 1482, 1767, 2041, 2418, 2983, 3534, 4082, 4867, 5966, 6123, 7657, 8949, 9734, 12246, 14601, 15314, 17898, 22971, 29202, 38779, 45942, 63271, 77558, 92473, 116337, 126542, 184946, 189813, 232674, 277419, 379626, 554838, 1202149, 2404298, 3606447, 7212894]

約数ペア:

[(1, 7212894), (2, 3606447), (3, 2404298), (6, 1202149), (13, 554838), (19, 379626), (26, 277419), (31, 232674), (38, 189813), (39, 184946), (57, 126542), (62, 116337), (78, 92473), (93, 77558), (114, 63271), (157, 45942), (186, 38779), (247, 29202), (314, 22971), (403, 17898), (471, 15314), (494, 14601), (589, 12246), (741, 9734), (806, 8949), (942, 7657), (1178, 6123), (1209, 5966), (1482, 4867), (1767, 4082), (2041, 3534), (2418, 2983)]