16215045

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:266

約数の個数: 64

約数和(自身を含む): 32901120

約数和(自身を除く): 16686075

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 101, 105, 139, 165, 231, 303, 385, 417, 505, 695, 707, 973, 1111, 1155, 1515, 1529, 2085, 2121, 2919, 3333, 3535, 4587, 4865, 5555, 7645, 7777, 10605, 10703, 14039, 14595, 16665, 22935, 23331, 32109, 38885, 42117, 53515, 70195, 98273, 116655, 154429, 160545, 210585, 294819, 463287, 491365, 772145, 1081003, 1474095, 2316435, 3243009, 5405015, 16215045]

約数ペア:

[(1, 16215045), (3, 5405015), (5, 3243009), (7, 2316435), (11, 1474095), (15, 1081003), (21, 772145), (33, 491365), (35, 463287), (55, 294819), (77, 210585), (101, 160545), (105, 154429), (139, 116655), (165, 98273), (231, 70195), (303, 53515), (385, 42117), (417, 38885), (505, 32109), (695, 23331), (707, 22935), (973, 16665), (1111, 14595), (1155, 14039), (1515, 10703), (1529, 10605), (2085, 7777), (2121, 7645), (2919, 5555), (3333, 4865), (3535, 4587)]