28539632

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{971}}^1$

素因数の和:1157

約数の個数: 40

約数和(自身を含む): 60746112

約数和(自身を除く): 32206480

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 167, 176, 334, 668, 971, 1336, 1837, 1942, 2672, 3674, 3884, 7348, 7768, 10681, 14696, 15536, 21362, 29392, 42724, 85448, 162157, 170896, 324314, 648628, 1297256, 1783727, 2594512, 3567454, 7134908, 14269816, 28539632]

約数ペア:

[(1, 28539632), (2, 14269816), (4, 7134908), (8, 3567454), (11, 2594512), (16, 1783727), (22, 1297256), (44, 648628), (88, 324314), (167, 170896), (176, 162157), (334, 85448), (668, 42724), (971, 29392), (1336, 21362), (1837, 15536), (1942, 14696), (2672, 10681), (3674, 7768), (3884, 7348)]