66804101

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 91929600

約数和(自身を除く): 25125499

約数列:

[1, 7, 13, 17, 31, 49, 91, 119, 199, 217, 221, 403, 527, 637, 833, 1393, 1519, 1547, 2587, 2821, 3383, 3689, 6169, 6851, 9751, 10829, 18109, 19747, 23681, 25823, 43183, 43979, 47957, 80197, 104873, 126763, 165767, 302281, 307853, 335699, 561379, 734111, 1363349, 2154971, 3929653, 5138777, 9543443, 66804101]

約数ペア:

[(1, 66804101), (7, 9543443), (13, 5138777), (17, 3929653), (31, 2154971), (49, 1363349), (91, 734111), (119, 561379), (199, 335699), (217, 307853), (221, 302281), (403, 165767), (527, 126763), (637, 104873), (833, 80197), (1393, 47957), (1519, 43979), (1547, 43183), (2587, 25823), (2821, 23681), (3383, 19747), (3689, 18109), (6169, 10829), (6851, 9751)]