154987638

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1\times {\mathrm{1993}}^1$

素因数の和:3008

約数の個数: 32

約数和(自身を含む): 334322016

約数和(自身を除く): 179334378

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 997, 1993, 1994, 2991, 3986, 5979, 5982, 11958, 12961, 25909, 25922, 38883, 51818, 77727, 77766, 155454, 1987021, 3974042, 5961063, 11922126, 25831273, 51662546, 77493819, 154987638]

約数ペア:

[(1, 154987638), (2, 77493819), (3, 51662546), (6, 25831273), (13, 11922126), (26, 5961063), (39, 3974042), (78, 1987021), (997, 155454), (1993, 77766), (1994, 77727), (2991, 51818), (3986, 38883), (5979, 25922), (5982, 25909), (11958, 12961)]