4990713

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1$

素因数の和:305

約数の個数: 32

約数和(自身を含む): 8316672

約数和(自身を除く): 3325959

約数列:

[1, 3, 7, 13, 21, 39, 91, 101, 181, 273, 303, 543, 707, 1267, 1313, 2121, 2353, 3801, 3939, 7059, 9191, 16471, 18281, 27573, 49413, 54843, 127967, 237653, 383901, 712959, 1663571, 4990713]

約数ペア:

[(1, 4990713), (3, 1663571), (7, 712959), (13, 383901), (21, 237653), (39, 127967), (91, 54843), (101, 49413), (181, 27573), (273, 18281), (303, 16471), (543, 9191), (707, 7059), (1267, 3939), (1313, 3801), (2121, 2353)]