281007246

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{3163}}^1$

素因数の和:3265

約数の個数: 64

約数和(自身を含む): 650619648

約数和(自身を除く): 369612402

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 67, 78, 102, 134, 201, 221, 402, 442, 663, 871, 1139, 1326, 1742, 2278, 2613, 3163, 3417, 5226, 6326, 6834, 9489, 14807, 18978, 29614, 41119, 44421, 53771, 82238, 88842, 107542, 123357, 161313, 211921, 246714, 322626, 423842, 635763, 699023, 1271526, 1398046, 2097069, 2754973, 3602657, 4194138, 5509946, 7205314, 8264919, 10807971, 16529838, 21615942, 46834541, 93669082, 140503623, 281007246]

約数ペア:

[(1, 281007246), (2, 140503623), (3, 93669082), (6, 46834541), (13, 21615942), (17, 16529838), (26, 10807971), (34, 8264919), (39, 7205314), (51, 5509946), (67, 4194138), (78, 3602657), (102, 2754973), (134, 2097069), (201, 1398046), (221, 1271526), (402, 699023), (442, 635763), (663, 423842), (871, 322626), (1139, 246714), (1326, 211921), (1742, 161313), (2278, 123357), (2613, 107542), (3163, 88842), (3417, 82238), (5226, 53771), (6326, 44421), (6834, 41119), (9489, 29614), (14807, 18978)]