628591216

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{115211}}^1$

素因数の和:115261

約数の個数: 40

約数和(自身を含む): 1371483648

約数和(自身を除く): 742892432

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 176, 248, 341, 496, 682, 1364, 2728, 5456, 115211, 230422, 460844, 921688, 1267321, 1843376, 2534642, 3571541, 5069284, 7143082, 10138568, 14286164, 20277136, 28572328, 39286951, 57144656, 78573902, 157147804, 314295608, 628591216]

約数ペア:

[(1, 628591216), (2, 314295608), (4, 157147804), (8, 78573902), (11, 57144656), (16, 39286951), (22, 28572328), (31, 20277136), (44, 14286164), (62, 10138568), (88, 7143082), (124, 5069284), (176, 3571541), (248, 2534642), (341, 1843376), (496, 1267321), (682, 921688), (1364, 460844), (2728, 230422), (5456, 115211)]