281029388619

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{60317}}^1$

素因数の和:60796

約数の個数: 64

約数和(自身を含む): 469171740672

約数和(自身を除く): 188142352053

約数列:

[1, 3, 7, 17, 21, 31, 51, 93, 119, 217, 357, 421, 527, 651, 1263, 1581, 2947, 3689, 7157, 8841, 11067, 13051, 21471, 39153, 50099, 60317, 91357, 150297, 180951, 221867, 274071, 422219, 665601, 1025389, 1266657, 1553069, 1869827, 3076167, 4659207, 5609481, 7177723, 13088789, 21533169, 25393457, 31787059, 39266367, 76180371, 95361177, 177754199, 222509413, 431688769, 533262597, 667528239, 787197167, 1295066307, 2361591501, 3021821383, 5510380169, 9065464149, 13382351839, 16531140507, 40147055517, 93676462873, 281029388619]

約数ペア:

[(1, 281029388619), (3, 93676462873), (7, 40147055517), (17, 16531140507), (21, 13382351839), (31, 9065464149), (51, 5510380169), (93, 3021821383), (119, 2361591501), (217, 1295066307), (357, 787197167), (421, 667528239), (527, 533262597), (651, 431688769), (1263, 222509413), (1581, 177754199), (2947, 95361177), (3689, 76180371), (7157, 39266367), (8841, 31787059), (11067, 25393457), (13051, 21533169), (21471, 13088789), (39153, 7177723), (50099, 5609481), (60317, 4659207), (91357, 3076167), (150297, 1869827), (180951, 1553069), (221867, 1266657), (274071, 1025389), (422219, 665601)]