81879246

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{7723}}^1$

素因数の和:7781

約数の個数: 48

約数和(自身を含む): 192791040

約数和(自身を除く): 110911794

約数列:

[1, 2, 3, 6, 9, 18, 19, 31, 38, 57, 62, 93, 114, 171, 186, 279, 342, 558, 589, 1178, 1767, 3534, 5301, 7723, 10602, 15446, 23169, 46338, 69507, 139014, 146737, 239413, 293474, 440211, 478826, 718239, 880422, 1320633, 1436478, 2154717, 2641266, 4309434, 4548847, 9097694, 13646541, 27293082, 40939623, 81879246]

約数ペア:

[(1, 81879246), (2, 40939623), (3, 27293082), (6, 13646541), (9, 9097694), (18, 4548847), (19, 4309434), (31, 2641266), (38, 2154717), (57, 1436478), (62, 1320633), (93, 880422), (114, 718239), (171, 478826), (186, 440211), (279, 293474), (342, 239413), (558, 146737), (589, 139014), (1178, 69507), (1767, 46338), (3534, 23169), (5301, 15446), (7723, 10602)]