42672015

素因数分解:

$3^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{509}}^1$

素因数の和:555

約数の個数: 56

約数和(自身を含む): 80269920

約数和(自身を除く): 37597905

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 243, 345, 405, 509, 621, 729, 1035, 1215, 1527, 1863, 2545, 3105, 3645, 4581, 5589, 7635, 9315, 11707, 13743, 16767, 22905, 27945, 35121, 41229, 58535, 68715, 83835, 105363, 123687, 175605, 206145, 316089, 371061, 526815, 618435, 948267, 1580445, 1855305, 2844801, 4741335, 8534403, 14224005, 42672015]

約数ペア:

[(1, 42672015), (3, 14224005), (5, 8534403), (9, 4741335), (15, 2844801), (23, 1855305), (27, 1580445), (45, 948267), (69, 618435), (81, 526815), (115, 371061), (135, 316089), (207, 206145), (243, 175605), (345, 123687), (405, 105363), (509, 83835), (621, 68715), (729, 58535), (1035, 41229), (1215, 35121), (1527, 27945), (1863, 22905), (2545, 16767), (3105, 13743), (3645, 11707), (4581, 9315), (5589, 7635)]