61889548

素因数分解:

$2^2\times 7^3\times {\mathrm{79}}^1\times {\mathrm{571}}^1$

素因数の和:675

約数の個数: 48

約数和(自身を含む): 128128000

約数和(自身を除く): 66238452

約数列:

[1, 2, 4, 7, 14, 28, 49, 79, 98, 158, 196, 316, 343, 553, 571, 686, 1106, 1142, 1372, 2212, 2284, 3871, 3997, 7742, 7994, 15484, 15988, 27097, 27979, 45109, 54194, 55958, 90218, 108388, 111916, 180436, 195853, 315763, 391706, 631526, 783412, 1263052, 2210341, 4420682, 8841364, 15472387, 30944774, 61889548]

約数ペア:

[(1, 61889548), (2, 30944774), (4, 15472387), (7, 8841364), (14, 4420682), (28, 2210341), (49, 1263052), (79, 783412), (98, 631526), (158, 391706), (196, 315763), (316, 195853), (343, 180436), (553, 111916), (571, 108388), (686, 90218), (1106, 55958), (1142, 54194), (1372, 45109), (2212, 27979), (2284, 27097), (3871, 15988), (3997, 15484), (7742, 7994)]