1215696965

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1\times {\mathrm{3079}}^1$

素因数の和:3509

約数の個数: 32

約数和(自身を含む): 1729728000

約数和(自身を除く): 514031035

約数列:

[1, 5, 7, 29, 35, 145, 203, 389, 1015, 1945, 2723, 3079, 11281, 13615, 15395, 21553, 56405, 78967, 89291, 107765, 394835, 446455, 625037, 1197731, 3125185, 5988655, 8384117, 34734199, 41920585, 173670995, 243139393, 1215696965]

約数ペア:

[(1, 1215696965), (5, 243139393), (7, 173670995), (29, 41920585), (35, 34734199), (145, 8384117), (203, 5988655), (389, 3125185), (1015, 1197731), (1945, 625037), (2723, 446455), (3079, 394835), (11281, 107765), (13615, 89291), (15395, 78967), (21553, 56405)]