2749545

素因数分解:

$3^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:124

約数の個数: 48

約数和(自身を含む): 5171712

約数和(自身を除く): 2422167

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 73, 81, 93, 135, 155, 219, 243, 279, 365, 405, 465, 657, 837, 1095, 1215, 1395, 1971, 2263, 2511, 3285, 4185, 5913, 6789, 7533, 9855, 11315, 12555, 17739, 20367, 29565, 33945, 37665, 61101, 88695, 101835, 183303, 305505, 549909, 916515, 2749545]

約数ペア:

[(1, 2749545), (3, 916515), (5, 549909), (9, 305505), (15, 183303), (27, 101835), (31, 88695), (45, 61101), (73, 37665), (81, 33945), (93, 29565), (135, 20367), (155, 17739), (219, 12555), (243, 11315), (279, 9855), (365, 7533), (405, 6789), (465, 5913), (657, 4185), (837, 3285), (1095, 2511), (1215, 2263), (1395, 1971)]