31393638

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{443}}^1$

素因数の和:609

約数の個数: 48

約数和(自身を含む): 70926336

約数和(自身を除く): 39532698

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 127, 186, 254, 279, 381, 443, 558, 762, 886, 1143, 1329, 2286, 2658, 3937, 3987, 7874, 7974, 11811, 13733, 23622, 27466, 35433, 41199, 56261, 70866, 82398, 112522, 123597, 168783, 247194, 337566, 506349, 1012698, 1744091, 3488182, 5232273, 10464546, 15696819, 31393638]

約数ペア:

[(1, 31393638), (2, 15696819), (3, 10464546), (6, 5232273), (9, 3488182), (18, 1744091), (31, 1012698), (62, 506349), (93, 337566), (127, 247194), (186, 168783), (254, 123597), (279, 112522), (381, 82398), (443, 70866), (558, 56261), (762, 41199), (886, 35433), (1143, 27466), (1329, 23622), (2286, 13733), (2658, 11811), (3937, 7974), (3987, 7874)]