7408005

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:194

約数の個数: 64

約数和(自身を含む): 14515200

約数和(自身を除く): 7107195

約数列:

[1, 3, 5, 11, 15, 17, 19, 33, 51, 55, 57, 85, 95, 139, 165, 187, 209, 255, 285, 323, 417, 561, 627, 695, 935, 969, 1045, 1529, 1615, 2085, 2363, 2641, 2805, 3135, 3553, 4587, 4845, 7089, 7645, 7923, 10659, 11815, 13205, 17765, 22935, 25993, 29051, 35445, 39615, 44897, 53295, 77979, 87153, 129965, 134691, 145255, 224485, 389895, 435765, 493867, 673455, 1481601, 2469335, 7408005]

約数ペア:

[(1, 7408005), (3, 2469335), (5, 1481601), (11, 673455), (15, 493867), (17, 435765), (19, 389895), (33, 224485), (51, 145255), (55, 134691), (57, 129965), (85, 87153), (95, 77979), (139, 53295), (165, 44897), (187, 39615), (209, 35445), (255, 29051), (285, 25993), (323, 22935), (417, 17765), (561, 13205), (627, 11815), (695, 10659), (935, 7923), (969, 7645), (1045, 7089), (1529, 4845), (1615, 4587), (2085, 3553), (2363, 3135), (2641, 2805)]