61441972

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 117411840

約数和(自身を除く): 55969868

約数列:

[1, 2, 4, 19, 38, 47, 76, 94, 103, 167, 188, 206, 334, 412, 668, 893, 1786, 1957, 3173, 3572, 3914, 4841, 6346, 7828, 7849, 9682, 12692, 15698, 17201, 19364, 31396, 34402, 68804, 91979, 149131, 183958, 298262, 326819, 367916, 596524, 653638, 808447, 1307276, 1616894, 3233788, 15360493, 30720986, 61441972]

約数ペア:

[(1, 61441972), (2, 30720986), (4, 15360493), (19, 3233788), (38, 1616894), (47, 1307276), (76, 808447), (94, 653638), (103, 596524), (167, 367916), (188, 326819), (206, 298262), (334, 183958), (412, 149131), (668, 91979), (893, 68804), (1786, 34402), (1957, 31396), (3173, 19364), (3572, 17201), (3914, 15698), (4841, 12692), (6346, 9682), (7828, 7849)]