12391028

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 25147584

約数和(自身を除く): 12756556

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 107, 131, 214, 221, 262, 428, 442, 524, 884, 1391, 1703, 1819, 2227, 2782, 3406, 3638, 4454, 5564, 6812, 7276, 8908, 14017, 23647, 28034, 28951, 47294, 56068, 57902, 94588, 115804, 182221, 238289, 364442, 476578, 728884, 953156, 3097757, 6195514, 12391028]

約数ペア:

[(1, 12391028), (2, 6195514), (4, 3097757), (13, 953156), (17, 728884), (26, 476578), (34, 364442), (52, 238289), (68, 182221), (107, 115804), (131, 94588), (214, 57902), (221, 56068), (262, 47294), (428, 28951), (442, 28034), (524, 23647), (884, 14017), (1391, 8908), (1703, 7276), (1819, 6812), (2227, 5564), (2782, 4454), (3406, 3638)]