30506985

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{241}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 55495440

約数和(自身を除く): 24988455

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 97, 145, 241, 261, 291, 435, 485, 723, 873, 1205, 1305, 1455, 2169, 2813, 3615, 4365, 6989, 8439, 10845, 14065, 20967, 23377, 25317, 34945, 42195, 62901, 70131, 104835, 116885, 126585, 210393, 314505, 350655, 677933, 1051965, 2033799, 3389665, 6101397, 10168995, 30506985]

約数ペア:

[(1, 30506985), (3, 10168995), (5, 6101397), (9, 3389665), (15, 2033799), (29, 1051965), (45, 677933), (87, 350655), (97, 314505), (145, 210393), (241, 126585), (261, 116885), (291, 104835), (435, 70131), (485, 62901), (723, 42195), (873, 34945), (1205, 25317), (1305, 23377), (1455, 20967), (2169, 14065), (2813, 10845), (3615, 8439), (4365, 6989)]