12887530

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^2$

素因数の和:151

約数の個数: 48

約数和(自身を含む): 25759944

約数和(自身を除く): 12872414

約数列:

[1, 2, 5, 10, 17, 34, 41, 43, 82, 85, 86, 170, 205, 215, 410, 430, 697, 731, 1394, 1462, 1763, 1849, 3485, 3526, 3655, 3698, 6970, 7310, 8815, 9245, 17630, 18490, 29971, 31433, 59942, 62866, 75809, 149855, 151618, 157165, 299710, 314330, 379045, 758090, 1288753, 2577506, 6443765, 12887530]

約数ペア:

[(1, 12887530), (2, 6443765), (5, 2577506), (10, 1288753), (17, 758090), (34, 379045), (41, 314330), (43, 299710), (82, 157165), (85, 151618), (86, 149855), (170, 75809), (205, 62866), (215, 59942), (410, 31433), (430, 29971), (697, 18490), (731, 17630), (1394, 9245), (1462, 8815), (1763, 7310), (1849, 6970), (3485, 3698), (3526, 3655)]