1271972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1$

素因数の和:479

約数の個数: 24

約数和(自身を含む): 2442552

約数和(自身を除く): 1170580

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 401, 793, 802, 1586, 1604, 3172, 5213, 10426, 20852, 24461, 48922, 97844, 317993, 635986, 1271972]

約数ペア:

[(1, 1271972), (2, 635986), (4, 317993), (13, 97844), (26, 48922), (52, 24461), (61, 20852), (122, 10426), (244, 5213), (401, 3172), (793, 1604), (802, 1586)]