487990545

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{61}}^2\times {\mathrm{1249}}^1$

素因数の和:1386

約数の個数: 48

約数和(自身を含む): 907920000

約数和(自身を除く): 419929455

約数列:

[1, 3, 5, 7, 15, 21, 35, 61, 105, 183, 305, 427, 915, 1249, 1281, 2135, 3721, 3747, 6245, 6405, 8743, 11163, 18605, 18735, 26047, 26229, 43715, 55815, 76189, 78141, 130235, 131145, 228567, 380945, 390705, 533323, 1142835, 1599969, 2666615, 4647529, 7999845, 13942587, 23237645, 32532703, 69712935, 97598109, 162663515, 487990545]

約数ペア:

[(1, 487990545), (3, 162663515), (5, 97598109), (7, 69712935), (15, 32532703), (21, 23237645), (35, 13942587), (61, 7999845), (105, 4647529), (183, 2666615), (305, 1599969), (427, 1142835), (915, 533323), (1249, 390705), (1281, 380945), (2135, 228567), (3721, 131145), (3747, 130235), (6245, 78141), (6405, 76189), (8743, 55815), (11163, 43715), (18605, 26229), (18735, 26047)]