1578148

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 3386880

約数和(自身を除く): 1808732

約数列:

[1, 2, 4, 11, 13, 22, 26, 31, 44, 52, 62, 89, 124, 143, 178, 286, 341, 356, 403, 572, 682, 806, 979, 1157, 1364, 1612, 1958, 2314, 2759, 3916, 4433, 4628, 5518, 8866, 11036, 12727, 17732, 25454, 30349, 35867, 50908, 60698, 71734, 121396, 143468, 394537, 789074, 1578148]

約数ペア:

[(1, 1578148), (2, 789074), (4, 394537), (11, 143468), (13, 121396), (22, 71734), (26, 60698), (31, 50908), (44, 35867), (52, 30349), (62, 25454), (89, 17732), (124, 12727), (143, 11036), (178, 8866), (286, 5518), (341, 4628), (356, 4433), (403, 3916), (572, 2759), (682, 2314), (806, 1958), (979, 1612), (1157, 1364)]