161291228

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{2683}}^1$

素因数の和:2826

約数の個数: 48

約数和(自身を含む): 342693120

約数和(自身を除く): 181401892

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 113, 133, 226, 266, 452, 532, 791, 1582, 2147, 2683, 3164, 4294, 5366, 8588, 10732, 15029, 18781, 30058, 37562, 50977, 60116, 75124, 101954, 203908, 303179, 356839, 606358, 713678, 1212716, 1427356, 2122253, 4244506, 5760401, 8489012, 11520802, 23041604, 40322807, 80645614, 161291228]

約数ペア:

[(1, 161291228), (2, 80645614), (4, 40322807), (7, 23041604), (14, 11520802), (19, 8489012), (28, 5760401), (38, 4244506), (76, 2122253), (113, 1427356), (133, 1212716), (226, 713678), (266, 606358), (452, 356839), (532, 303179), (791, 203908), (1582, 101954), (2147, 75124), (2683, 60116), (3164, 50977), (4294, 37562), (5366, 30058), (8588, 18781), (10732, 15029)]