81971567268

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{681257}}^1$

素因数の和:681572

約数の個数: 48

約数和(自身を含む): 197161515264

約数和(自身を除く): 115189947996

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 271, 444, 542, 813, 1084, 1626, 3252, 10027, 20054, 30081, 40108, 60162, 120324, 681257, 1362514, 2043771, 2725028, 4087542, 8175084, 25206509, 50413018, 75619527, 100826036, 151239054, 184620647, 302478108, 369241294, 553861941, 738482588, 1107723882, 2215447764, 6830963939, 13661927878, 20492891817, 27323855756, 40985783634, 81971567268]

約数ペア:

[(1, 81971567268), (2, 40985783634), (3, 27323855756), (4, 20492891817), (6, 13661927878), (12, 6830963939), (37, 2215447764), (74, 1107723882), (111, 738482588), (148, 553861941), (222, 369241294), (271, 302478108), (444, 184620647), (542, 151239054), (813, 100826036), (1084, 75619527), (1626, 50413018), (3252, 25206509), (10027, 8175084), (20054, 4087542), (30081, 2725028), (40108, 2043771), (60162, 1362514), (120324, 681257)]