249165455

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{12211}}^1$

素因数の和:12287

約数の個数: 32

約数和(自身を含む): 379842048

約数和(自身を除く): 130676593

約数列:

[1, 5, 7, 11, 35, 53, 55, 77, 265, 371, 385, 583, 1855, 2915, 4081, 12211, 20405, 61055, 85477, 134321, 427385, 647183, 671605, 940247, 3235915, 4530281, 4701235, 7119013, 22651405, 35595065, 49833091, 249165455]

約数ペア:

[(1, 249165455), (5, 49833091), (7, 35595065), (11, 22651405), (35, 7119013), (53, 4701235), (55, 4530281), (77, 3235915), (265, 940247), (371, 671605), (385, 647183), (583, 427385), (1855, 134321), (2915, 85477), (4081, 61055), (12211, 20405)]