12661005

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:246

約数の個数: 64

約数和(自身を含む): 25256448

約数和(自身を除く): 12595443

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 41, 51, 85, 105, 119, 123, 173, 205, 255, 287, 357, 519, 595, 615, 697, 861, 865, 1211, 1435, 1785, 2091, 2595, 2941, 3485, 3633, 4305, 4879, 6055, 7093, 8823, 10455, 14637, 14705, 18165, 20587, 21279, 24395, 35465, 44115, 49651, 61761, 73185, 102935, 106395, 120581, 148953, 248255, 308805, 361743, 602905, 744765, 844067, 1808715, 2532201, 4220335, 12661005]

約数ペア:

[(1, 12661005), (3, 4220335), (5, 2532201), (7, 1808715), (15, 844067), (17, 744765), (21, 602905), (35, 361743), (41, 308805), (51, 248255), (85, 148953), (105, 120581), (119, 106395), (123, 102935), (173, 73185), (205, 61761), (255, 49651), (287, 44115), (357, 35465), (519, 24395), (595, 21279), (615, 20587), (697, 18165), (861, 14705), (865, 14637), (1211, 10455), (1435, 8823), (1785, 7093), (2091, 6055), (2595, 4879), (2941, 4305), (3485, 3633)]