1218807652

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{773}}^1$

素因数の和:1012

約数の個数: 48

約数和(自身を含む): 2231349120

約数和(自身を除く): 1012541468

約数列:

[1, 2, 4, 43, 86, 89, 103, 172, 178, 206, 356, 412, 773, 1546, 3092, 3827, 4429, 7654, 8858, 9167, 15308, 17716, 18334, 33239, 36668, 66478, 68797, 79619, 132956, 137594, 159238, 275188, 318476, 394181, 788362, 1576724, 2958271, 3423617, 5916542, 6847234, 7086091, 11833084, 13694468, 14172182, 28344364, 304701913, 609403826, 1218807652]

約数ペア:

[(1, 1218807652), (2, 609403826), (4, 304701913), (43, 28344364), (86, 14172182), (89, 13694468), (103, 11833084), (172, 7086091), (178, 6847234), (206, 5916542), (356, 3423617), (412, 2958271), (773, 1576724), (1546, 788362), (3092, 394181), (3827, 318476), (4429, 275188), (7654, 159238), (8858, 137594), (9167, 132956), (15308, 79619), (17716, 68797), (18334, 66478), (33239, 36668)]