31357970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{19477}}^1$

素因数の和:19514

約数の個数: 32

約数和(自身を含む): 67315968

約数和(自身を除く): 35957998

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 19477, 38954, 97385, 136339, 194770, 272678, 447971, 681695, 895942, 1363390, 2239855, 3135797, 4479710, 6271594, 15678985, 31357970]

約数ペア:

[(1, 31357970), (2, 15678985), (5, 6271594), (7, 4479710), (10, 3135797), (14, 2239855), (23, 1363390), (35, 895942), (46, 681695), (70, 447971), (115, 272678), (161, 194770), (230, 136339), (322, 97385), (805, 38954), (1610, 19477)]