319389993

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:399

約数の個数: 64

約数和(自身を含む): 532224000

約数和(自身を除く): 212834007

約数列:

[1, 3, 9, 13, 27, 31, 39, 93, 117, 149, 197, 279, 351, 403, 447, 591, 837, 1209, 1341, 1773, 1937, 2561, 3627, 4023, 4619, 5319, 5811, 6107, 7683, 10881, 13857, 17433, 18321, 23049, 29353, 41571, 52299, 54963, 60047, 69147, 79391, 88059, 124713, 164889, 180141, 238173, 264177, 381589, 540423, 714519, 792531, 909943, 1144767, 1621269, 2143557, 2729829, 3434301, 8189487, 10302903, 11829259, 24568461, 35487777, 106463331, 319389993]

約数ペア:

[(1, 319389993), (3, 106463331), (9, 35487777), (13, 24568461), (27, 11829259), (31, 10302903), (39, 8189487), (93, 3434301), (117, 2729829), (149, 2143557), (197, 1621269), (279, 1144767), (351, 909943), (403, 792531), (447, 714519), (591, 540423), (837, 381589), (1209, 264177), (1341, 238173), (1773, 180141), (1937, 164889), (2561, 124713), (3627, 88059), (4023, 79391), (4619, 69147), (5319, 60047), (5811, 54963), (6107, 52299), (7683, 41571), (10881, 29353), (13857, 23049), (17433, 18321)]