413156728

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{661}}^1$

素因数の和:812

約数の個数: 64

約数和(自身を含む): 838886400

約数和(自身を除く): 425729672

約数列:

[1, 2, 4, 8, 23, 43, 46, 79, 86, 92, 158, 172, 184, 316, 344, 632, 661, 989, 1322, 1817, 1978, 2644, 3397, 3634, 3956, 5288, 6794, 7268, 7912, 13588, 14536, 15203, 27176, 28423, 30406, 52219, 56846, 60812, 78131, 104438, 113692, 121624, 156262, 208876, 227384, 312524, 417752, 625048, 653729, 1201037, 1307458, 2245417, 2402074, 2614916, 4490834, 4804148, 5229832, 8981668, 9608296, 17963336, 51644591, 103289182, 206578364, 413156728]

約数ペア:

[(1, 413156728), (2, 206578364), (4, 103289182), (8, 51644591), (23, 17963336), (43, 9608296), (46, 8981668), (79, 5229832), (86, 4804148), (92, 4490834), (158, 2614916), (172, 2402074), (184, 2245417), (316, 1307458), (344, 1201037), (632, 653729), (661, 625048), (989, 417752), (1322, 312524), (1817, 227384), (1978, 208876), (2644, 156262), (3397, 121624), (3634, 113692), (3956, 104438), (5288, 78131), (6794, 60812), (7268, 56846), (7912, 52219), (13588, 30406), (14536, 28423), (15203, 27176)]