12972996

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{4049}}^1$

素因数の和:4148

約数の個数: 36

約数和(自身を含む): 33169500

約数和(自身を除く): 20196504

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 178, 267, 356, 534, 801, 1068, 1602, 3204, 4049, 8098, 12147, 16196, 24294, 36441, 48588, 72882, 145764, 360361, 720722, 1081083, 1441444, 2162166, 3243249, 4324332, 6486498, 12972996]

約数ペア:

[(1, 12972996), (2, 6486498), (3, 4324332), (4, 3243249), (6, 2162166), (9, 1441444), (12, 1081083), (18, 720722), (36, 360361), (89, 145764), (178, 72882), (267, 48588), (356, 36441), (534, 24294), (801, 16196), (1068, 12147), (1602, 8098), (3204, 4049)]