12877245

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:243

約数の個数: 64

約数和(自身を含む): 25159680

約数和(自身を除く): 12282435

約数列:

[1, 3, 5, 9, 15, 17, 27, 31, 45, 51, 85, 93, 135, 153, 155, 181, 255, 279, 459, 465, 527, 543, 765, 837, 905, 1395, 1581, 1629, 2295, 2635, 2715, 3077, 4185, 4743, 4887, 5611, 7905, 8145, 9231, 14229, 15385, 16833, 23715, 24435, 27693, 28055, 46155, 50499, 71145, 83079, 84165, 95387, 138465, 151497, 252495, 286161, 415395, 476935, 757485, 858483, 1430805, 2575449, 4292415, 12877245]

約数ペア:

[(1, 12877245), (3, 4292415), (5, 2575449), (9, 1430805), (15, 858483), (17, 757485), (27, 476935), (31, 415395), (45, 286161), (51, 252495), (85, 151497), (93, 138465), (135, 95387), (153, 84165), (155, 83079), (181, 71145), (255, 50499), (279, 46155), (459, 28055), (465, 27693), (527, 24435), (543, 23715), (765, 16833), (837, 15385), (905, 14229), (1395, 9231), (1581, 8145), (1629, 7905), (2295, 5611), (2635, 4887), (2715, 4743), (3077, 4185)]