157445766

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{349}}^1\times {\mathrm{353}}^1$

素因数の和:781

約数の個数: 48

約数和(自身を含む): 347911200

約数和(自身を除く): 190465434

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 349, 353, 426, 639, 698, 706, 1047, 1059, 1278, 2094, 2118, 3141, 3177, 6282, 6354, 24779, 25063, 49558, 50126, 74337, 75189, 123197, 148674, 150378, 223011, 225567, 246394, 369591, 446022, 451134, 739182, 1108773, 2217546, 8746987, 17493974, 26240961, 52481922, 78722883, 157445766]

約数ペア:

[(1, 157445766), (2, 78722883), (3, 52481922), (6, 26240961), (9, 17493974), (18, 8746987), (71, 2217546), (142, 1108773), (213, 739182), (349, 451134), (353, 446022), (426, 369591), (639, 246394), (698, 225567), (706, 223011), (1047, 150378), (1059, 148674), (1278, 123197), (2094, 75189), (2118, 74337), (3141, 50126), (3177, 49558), (6282, 25063), (6354, 24779)]