28494585

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2$

素因数の和:89

約数の個数: 120

約数和(自身を含む): 64236480

約数和(自身を除く): 35741895

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 23, 27, 35, 45, 57, 63, 69, 81, 95, 105, 115, 133, 135, 161, 171, 189, 207, 285, 315, 345, 399, 405, 437, 483, 513, 529, 567, 621, 665, 805, 855, 945, 1035, 1197, 1311, 1449, 1539, 1587, 1863, 1995, 2185, 2415, 2565, 2645, 2835, 3059, 3105, 3591, 3703, 3933, 4347, 4761, 5985, 6555, 7245, 7695, 7935, 9177, 9315, 10051, 10773, 11109, 11799, 13041, 14283, 15295, 17955, 18515, 19665, 21735, 23805, 27531, 30153, 33327, 35397, 42849, 45885, 50255, 53865, 55545, 58995, 65205, 70357, 71415, 82593, 90459, 99981, 137655, 150765, 166635, 176985, 211071, 214245, 247779, 271377, 299943, 351785, 412965, 452295, 499905, 633213, 814131, 1055355, 1238895, 1356885, 1499715, 1899639, 3166065, 4070655, 5698917, 9498195, 28494585]

約数ペア:

[(1, 28494585), (3, 9498195), (5, 5698917), (7, 4070655), (9, 3166065), (15, 1899639), (19, 1499715), (21, 1356885), (23, 1238895), (27, 1055355), (35, 814131), (45, 633213), (57, 499905), (63, 452295), (69, 412965), (81, 351785), (95, 299943), (105, 271377), (115, 247779), (133, 214245), (135, 211071), (161, 176985), (171, 166635), (189, 150765), (207, 137655), (285, 99981), (315, 90459), (345, 82593), (399, 71415), (405, 70357), (437, 65205), (483, 58995), (513, 55545), (529, 53865), (567, 50255), (621, 45885), (665, 42849), (805, 35397), (855, 33327), (945, 30153), (1035, 27531), (1197, 23805), (1311, 21735), (1449, 19665), (1539, 18515), (1587, 17955), (1863, 15295), (1995, 14283), (2185, 13041), (2415, 11799), (2565, 11109), (2645, 10773), (2835, 10051), (3059, 9315), (3105, 9177), (3591, 7935), (3703, 7695), (3933, 7245), (4347, 6555), (4761, 5985)]