16491475

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{659}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 27498240

約数和(自身を除く): 11006765

約数列:

[1, 5, 7, 11, 13, 25, 35, 55, 65, 77, 91, 143, 175, 275, 325, 385, 455, 659, 715, 1001, 1925, 2275, 3295, 3575, 4613, 5005, 7249, 8567, 16475, 23065, 25025, 36245, 42835, 50743, 59969, 94237, 115325, 181225, 214175, 253715, 299845, 471185, 659659, 1268575, 1499225, 2355925, 3298295, 16491475]

約数ペア:

[(1, 16491475), (5, 3298295), (7, 2355925), (11, 1499225), (13, 1268575), (25, 659659), (35, 471185), (55, 299845), (65, 253715), (77, 214175), (91, 181225), (143, 115325), (175, 94237), (275, 59969), (325, 50743), (385, 42835), (455, 36245), (659, 25025), (715, 23065), (1001, 16475), (1925, 8567), (2275, 7249), (3295, 5005), (3575, 4613)]