1999686535

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{149}}^1\times {\mathrm{3169}}^1$

素因数の和:3352

約数の個数: 48

約数和(自身を含む): 3035592000

約数和(自身を除く): 1035905465

約数列:

[1, 5, 7, 11, 35, 55, 77, 121, 149, 385, 605, 745, 847, 1043, 1639, 3169, 4235, 5215, 8195, 11473, 15845, 18029, 22183, 34859, 57365, 90145, 110915, 126203, 174295, 244013, 383449, 472181, 631015, 1220065, 1917245, 2360905, 2684143, 3305267, 5193991, 13420715, 16526335, 25969955, 36357937, 57133901, 181789685, 285669505, 399937307, 1999686535]

約数ペア:

[(1, 1999686535), (5, 399937307), (7, 285669505), (11, 181789685), (35, 57133901), (55, 36357937), (77, 25969955), (121, 16526335), (149, 13420715), (385, 5193991), (605, 3305267), (745, 2684143), (847, 2360905), (1043, 1917245), (1639, 1220065), (3169, 631015), (4235, 472181), (5215, 383449), (8195, 244013), (11473, 174295), (15845, 126203), (18029, 110915), (22183, 90145), (34859, 57365)]