78648482

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{19751}}^1$

素因数の和:19945

約数の個数: 16

約数和(自身を含む): 129415104

約数和(自身を除く): 50766622

約数列:

[1, 2, 11, 22, 181, 362, 1991, 3982, 19751, 39502, 217261, 434522, 3574931, 7149862, 39324241, 78648482]

約数ペア:

[(1, 78648482), (2, 39324241), (11, 7149862), (22, 3574931), (181, 434522), (362, 217261), (1991, 39502), (3982, 19751)]