161738694

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1259}}^1$

素因数の和:1347

約数の個数: 80

約数和(自身を含む): 397005840

約数和(自身を除く): 235267146

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 61, 78, 81, 117, 122, 162, 183, 234, 351, 366, 549, 702, 793, 1053, 1098, 1259, 1586, 1647, 2106, 2379, 2518, 3294, 3777, 4758, 4941, 7137, 7554, 9882, 11331, 14274, 16367, 21411, 22662, 32734, 33993, 42822, 49101, 64233, 67986, 76799, 98202, 101979, 128466, 147303, 153598, 203958, 230397, 294606, 441909, 460794, 691191, 883818, 998387, 1325727, 1382382, 1996774, 2073573, 2651454, 2995161, 4147146, 5990322, 6220719, 8985483, 12441438, 17970966, 26956449, 53912898, 80869347, 161738694]

約数ペア:

[(1, 161738694), (2, 80869347), (3, 53912898), (6, 26956449), (9, 17970966), (13, 12441438), (18, 8985483), (26, 6220719), (27, 5990322), (39, 4147146), (54, 2995161), (61, 2651454), (78, 2073573), (81, 1996774), (117, 1382382), (122, 1325727), (162, 998387), (183, 883818), (234, 691191), (351, 460794), (366, 441909), (549, 294606), (702, 230397), (793, 203958), (1053, 153598), (1098, 147303), (1259, 128466), (1586, 101979), (1647, 98202), (2106, 76799), (2379, 67986), (2518, 64233), (3294, 49101), (3777, 42822), (4758, 33993), (4941, 32734), (7137, 22662), (7554, 21411), (9882, 16367), (11331, 14274)]