197694885

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:318

約数の個数: 64

約数和(自身を含む): 342766080

約数和(自身を除く): 145071195

約数列:

[1, 3, 5, 15, 29, 37, 71, 87, 111, 145, 173, 185, 213, 355, 435, 519, 555, 865, 1065, 1073, 2059, 2595, 2627, 3219, 5017, 5365, 6177, 6401, 7881, 10295, 12283, 13135, 15051, 16095, 19203, 25085, 30885, 32005, 36849, 39405, 61415, 75255, 76183, 96015, 184245, 185629, 228549, 356207, 380915, 454471, 556887, 928145, 1068621, 1142745, 1363413, 1781035, 2272355, 2784435, 5343105, 6817065, 13179659, 39538977, 65898295, 197694885]

約数ペア:

[(1, 197694885), (3, 65898295), (5, 39538977), (15, 13179659), (29, 6817065), (37, 5343105), (71, 2784435), (87, 2272355), (111, 1781035), (145, 1363413), (173, 1142745), (185, 1068621), (213, 928145), (355, 556887), (435, 454471), (519, 380915), (555, 356207), (865, 228549), (1065, 185629), (1073, 184245), (2059, 96015), (2595, 76183), (2627, 75255), (3219, 61415), (5017, 39405), (5365, 36849), (6177, 32005), (6401, 30885), (7881, 25085), (10295, 19203), (12283, 16095), (13135, 15051)]