188478801

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1453}}^1$

素因数の和:1566

約数の個数: 48

約数和(自身を含む): 326626560

約数和(自身を除く): 138147759

約数列:

[1, 3, 7, 9, 21, 29, 63, 71, 87, 203, 213, 261, 497, 609, 639, 1453, 1491, 1827, 2059, 4359, 4473, 6177, 10171, 13077, 14413, 18531, 30513, 42137, 43239, 91539, 103163, 126411, 129717, 294959, 309489, 379233, 722141, 884877, 928467, 2166423, 2654631, 2991727, 6499269, 8975181, 20942089, 26925543, 62826267, 188478801]

約数ペア:

[(1, 188478801), (3, 62826267), (7, 26925543), (9, 20942089), (21, 8975181), (29, 6499269), (63, 2991727), (71, 2654631), (87, 2166423), (203, 928467), (213, 884877), (261, 722141), (497, 379233), (609, 309489), (639, 294959), (1453, 129717), (1491, 126411), (1827, 103163), (2059, 91539), (4359, 43239), (4473, 42137), (6177, 30513), (10171, 18531), (13077, 14413)]