28286658

素因数分解:

$2^1\times 3^7\times {\mathrm{29}}^1\times {\mathrm{223}}^1$

素因数の和:275

約数の個数: 64

約数和(自身を含む): 66124800

約数和(自身を除く): 37838142

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 81, 87, 162, 174, 223, 243, 261, 446, 486, 522, 669, 729, 783, 1338, 1458, 1566, 2007, 2187, 2349, 4014, 4374, 4698, 6021, 6467, 7047, 12042, 12934, 14094, 18063, 19401, 21141, 36126, 38802, 42282, 54189, 58203, 63423, 108378, 116406, 126846, 162567, 174609, 325134, 349218, 487701, 523827, 975402, 1047654, 1571481, 3142962, 4714443, 9428886, 14143329, 28286658]

約数ペア:

[(1, 28286658), (2, 14143329), (3, 9428886), (6, 4714443), (9, 3142962), (18, 1571481), (27, 1047654), (29, 975402), (54, 523827), (58, 487701), (81, 349218), (87, 325134), (162, 174609), (174, 162567), (223, 126846), (243, 116406), (261, 108378), (446, 63423), (486, 58203), (522, 54189), (669, 42282), (729, 38802), (783, 36126), (1338, 21141), (1458, 19401), (1566, 18063), (2007, 14094), (2187, 12934), (2349, 12042), (4014, 7047), (4374, 6467), (4698, 6021)]