438402016

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{12697}}^1$

素因数の和:12803

約数の個数: 48

約数和(自身を含む): 940769424

約数和(自身を除く): 502367408

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 83, 104, 166, 208, 332, 416, 664, 1079, 1328, 2158, 2656, 4316, 8632, 12697, 17264, 25394, 34528, 50788, 101576, 165061, 203152, 330122, 406304, 660244, 1053851, 1320488, 2107702, 2640976, 4215404, 5281952, 8430808, 13700063, 16861616, 27400126, 33723232, 54800252, 109600504, 219201008, 438402016]

約数ペア:

[(1, 438402016), (2, 219201008), (4, 109600504), (8, 54800252), (13, 33723232), (16, 27400126), (26, 16861616), (32, 13700063), (52, 8430808), (83, 5281952), (104, 4215404), (166, 2640976), (208, 2107702), (332, 1320488), (416, 1053851), (664, 660244), (1079, 406304), (1328, 330122), (2158, 203152), (2656, 165061), (4316, 101576), (8632, 50788), (12697, 34528), (17264, 25394)]