9681945

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 19643904

約数和(自身を除く): 9961959

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 41, 65, 91, 105, 123, 173, 195, 205, 273, 287, 455, 519, 533, 615, 861, 865, 1211, 1365, 1435, 1599, 2249, 2595, 2665, 3633, 3731, 4305, 6055, 6747, 7093, 7995, 11193, 11245, 15743, 18165, 18655, 21279, 33735, 35465, 47229, 49651, 55965, 78715, 92209, 106395, 148953, 236145, 248255, 276627, 461045, 645463, 744765, 1383135, 1936389, 3227315, 9681945]

約数ペア:

[(1, 9681945), (3, 3227315), (5, 1936389), (7, 1383135), (13, 744765), (15, 645463), (21, 461045), (35, 276627), (39, 248255), (41, 236145), (65, 148953), (91, 106395), (105, 92209), (123, 78715), (173, 55965), (195, 49651), (205, 47229), (273, 35465), (287, 33735), (455, 21279), (519, 18655), (533, 18165), (615, 15743), (861, 11245), (865, 11193), (1211, 7995), (1365, 7093), (1435, 6747), (1599, 6055), (2249, 4305), (2595, 3731), (2665, 3633)]