1389758812

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{313}}^1\times {\mathrm{829}}^1$

素因数の和:1262

約数の個数: 48

約数和(自身を含む): 2656239040

約数和(自身を除く): 1266480228

約数列:

[1, 2, 4, 13, 26, 52, 103, 206, 313, 412, 626, 829, 1252, 1339, 1658, 2678, 3316, 4069, 5356, 8138, 10777, 16276, 21554, 32239, 43108, 64478, 85387, 128956, 170774, 259477, 341548, 419107, 518954, 838214, 1037908, 1110031, 1676428, 2220062, 3373201, 4440124, 6746402, 13492804, 26726131, 53452262, 106904524, 347439703, 694879406, 1389758812]

約数ペア:

[(1, 1389758812), (2, 694879406), (4, 347439703), (13, 106904524), (26, 53452262), (52, 26726131), (103, 13492804), (206, 6746402), (313, 4440124), (412, 3373201), (626, 2220062), (829, 1676428), (1252, 1110031), (1339, 1037908), (1658, 838214), (2678, 518954), (3316, 419107), (4069, 341548), (5356, 259477), (8138, 170774), (10777, 128956), (16276, 85387), (21554, 64478), (32239, 43108)]