388977218

素因数分解:

$2^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{359}}^1\times {\mathrm{401}}^1$

素因数の和:962

約数の個数: 32

約数和(自身を含む): 673816320

約数和(自身を除く): 284839102

約数列:

[1, 2, 7, 14, 193, 359, 386, 401, 718, 802, 1351, 2513, 2702, 2807, 5026, 5614, 69287, 77393, 138574, 143959, 154786, 287918, 485009, 541751, 970018, 1007713, 1083502, 2015426, 27784087, 55568174, 194488609, 388977218]

約数ペア:

[(1, 388977218), (2, 194488609), (7, 55568174), (14, 27784087), (193, 2015426), (359, 1083502), (386, 1007713), (401, 970018), (718, 541751), (802, 485009), (1351, 287918), (2513, 154786), (2702, 143959), (2807, 138574), (5026, 77393), (5614, 69287)]