28135485

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1567}}^1$

素因数の和:1607

約数の個数: 64

約数和(自身を含む): 60211200

約数和(自身を除く): 32075715

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 27, 35, 45, 57, 63, 95, 105, 133, 135, 171, 189, 285, 315, 399, 513, 665, 855, 945, 1197, 1567, 1995, 2565, 3591, 4701, 5985, 7835, 10969, 14103, 17955, 23505, 29773, 32907, 42309, 54845, 70515, 89319, 98721, 148865, 164535, 208411, 211545, 267957, 296163, 446595, 493605, 625233, 803871, 1042055, 1339785, 1480815, 1875699, 3126165, 4019355, 5627097, 9378495, 28135485]

約数ペア:

[(1, 28135485), (3, 9378495), (5, 5627097), (7, 4019355), (9, 3126165), (15, 1875699), (19, 1480815), (21, 1339785), (27, 1042055), (35, 803871), (45, 625233), (57, 493605), (63, 446595), (95, 296163), (105, 267957), (133, 211545), (135, 208411), (171, 164535), (189, 148865), (285, 98721), (315, 89319), (399, 70515), (513, 54845), (665, 42309), (855, 32907), (945, 29773), (1197, 23505), (1567, 17955), (1995, 14103), (2565, 10969), (3591, 7835), (4701, 5985)]