128171784

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{410807}}^1$

素因数の和:410829

約数の個数: 32

約数和(自身を含む): 345078720

約数和(自身を除く): 216906936

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 410807, 821614, 1232421, 1643228, 2464842, 3286456, 4929684, 5340491, 9859368, 10680982, 16021473, 21361964, 32042946, 42723928, 64085892, 128171784]

約数ペア:

[(1, 128171784), (2, 64085892), (3, 42723928), (4, 32042946), (6, 21361964), (8, 16021473), (12, 10680982), (13, 9859368), (24, 5340491), (26, 4929684), (39, 3286456), (52, 2464842), (78, 1643228), (104, 1232421), (156, 821614), (312, 410807)]