30005883

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 48513920

約数和(自身を除く): 18508037

約数列:

[1, 3, 9, 19, 27, 57, 67, 81, 97, 171, 201, 243, 291, 513, 603, 873, 1273, 1539, 1809, 1843, 2619, 3819, 4617, 5427, 5529, 6499, 7857, 11457, 16281, 16587, 19497, 23571, 34371, 49761, 58491, 103113, 123481, 149283, 175473, 309339, 370443, 447849, 526419, 1111329, 1579257, 3333987, 10001961, 30005883]

約数ペア:

[(1, 30005883), (3, 10001961), (9, 3333987), (19, 1579257), (27, 1111329), (57, 526419), (67, 447849), (81, 370443), (97, 309339), (171, 175473), (201, 149283), (243, 123481), (291, 103113), (513, 58491), (603, 49761), (873, 34371), (1273, 23571), (1539, 19497), (1809, 16587), (1843, 16281), (2619, 11457), (3819, 7857), (4617, 6499), (5427, 5529)]