78427356

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{21713}}^1$

素因数の和:21770

約数の個数: 48

約数和(自身を含む): 214013184

約数和(自身を除く): 135585828

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 84, 86, 129, 172, 258, 301, 516, 602, 903, 1204, 1806, 3612, 21713, 43426, 65139, 86852, 130278, 151991, 260556, 303982, 455973, 607964, 911946, 933659, 1823892, 1867318, 2800977, 3734636, 5601954, 6535613, 11203908, 13071226, 19606839, 26142452, 39213678, 78427356]

約数ペア:

[(1, 78427356), (2, 39213678), (3, 26142452), (4, 19606839), (6, 13071226), (7, 11203908), (12, 6535613), (14, 5601954), (21, 3734636), (28, 2800977), (42, 1867318), (43, 1823892), (84, 933659), (86, 911946), (129, 607964), (172, 455973), (258, 303982), (301, 260556), (516, 151991), (602, 130278), (903, 86852), (1204, 65139), (1806, 43426), (3612, 21713)]