42040215

素因数分解:

$3^5\times 5^1\times 7^1\times {\mathrm{4943}}^1$

素因数の和:4970

約数の個数: 48

約数和(自身を含む): 86381568

約数和(自身を除く): 44341353

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 243, 315, 405, 567, 945, 1215, 1701, 2835, 4943, 8505, 14829, 24715, 34601, 44487, 74145, 103803, 133461, 173005, 222435, 311409, 400383, 519015, 667305, 934227, 1201149, 1557045, 2001915, 2802681, 4671135, 6005745, 8408043, 14013405, 42040215]

約数ペア:

[(1, 42040215), (3, 14013405), (5, 8408043), (7, 6005745), (9, 4671135), (15, 2802681), (21, 2001915), (27, 1557045), (35, 1201149), (45, 934227), (63, 667305), (81, 519015), (105, 400383), (135, 311409), (189, 222435), (243, 173005), (315, 133461), (405, 103803), (567, 74145), (945, 44487), (1215, 34601), (1701, 24715), (2835, 14829), (4943, 8505)]