78411039

素因数分解:

$3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{173}}^1\times {\mathrm{191}}^1$

素因数の和:487

約数の個数: 32

約数和(自身を含む): 121872384

約数和(自身を除く): 43461345

約数列:

[1, 3, 7, 21, 113, 173, 191, 339, 519, 573, 791, 1211, 1337, 2373, 3633, 4011, 19549, 21583, 33043, 58647, 64749, 99129, 136843, 151081, 231301, 410529, 453243, 693903, 3733859, 11201577, 26137013, 78411039]

約数ペア:

[(1, 78411039), (3, 26137013), (7, 11201577), (21, 3733859), (113, 693903), (173, 453243), (191, 410529), (339, 231301), (519, 151081), (573, 136843), (791, 99129), (1211, 64749), (1337, 58647), (2373, 33043), (3633, 21583), (4011, 19549)]