251556396

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{32909}}^1$

素因数の和:32943

約数の個数: 72

約数和(自身を含む): 735341040

約数和(自身を除く): 483784644

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2548, 3822, 7644, 32909, 65818, 98727, 131636, 197454, 230363, 394908, 427817, 460726, 691089, 855634, 921452, 1283451, 1382178, 1612541, 1711268, 2566902, 2764356, 2994719, 3225082, 4837623, 5133804, 5989438, 6450164, 8984157, 9675246, 11978876, 17968314, 19350492, 20963033, 35936628, 41926066, 62889099, 83852132, 125778198, 251556396]

約数ペア:

[(1, 251556396), (2, 125778198), (3, 83852132), (4, 62889099), (6, 41926066), (7, 35936628), (12, 20963033), (13, 19350492), (14, 17968314), (21, 11978876), (26, 9675246), (28, 8984157), (39, 6450164), (42, 5989438), (49, 5133804), (52, 4837623), (78, 3225082), (84, 2994719), (91, 2764356), (98, 2566902), (147, 1711268), (156, 1612541), (182, 1382178), (196, 1283451), (273, 921452), (294, 855634), (364, 691089), (546, 460726), (588, 427817), (637, 394908), (1092, 230363), (1274, 197454), (1911, 131636), (2548, 98727), (3822, 65818), (7644, 32909)]