9780156

素因数分解:

$2^2\times 3^3\times {\mathrm{137}}^1\times {\mathrm{661}}^1$

素因数の和:811

約数の個数: 48

約数和(自身を含む): 25579680

約数和(自身を除く): 15799524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 137, 274, 411, 548, 661, 822, 1233, 1322, 1644, 1983, 2466, 2644, 3699, 3966, 4932, 5949, 7398, 7932, 11898, 14796, 17847, 23796, 35694, 71388, 90557, 181114, 271671, 362228, 543342, 815013, 1086684, 1630026, 2445039, 3260052, 4890078, 9780156]

約数ペア:

[(1, 9780156), (2, 4890078), (3, 3260052), (4, 2445039), (6, 1630026), (9, 1086684), (12, 815013), (18, 543342), (27, 362228), (36, 271671), (54, 181114), (108, 90557), (137, 71388), (274, 35694), (411, 23796), (548, 17847), (661, 14796), (822, 11898), (1233, 7932), (1322, 7398), (1644, 5949), (1983, 4932), (2466, 3966), (2644, 3699)]