2144835

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{619}}^1$

素因数の和:648

約数の個数: 48

約数和(自身を含む): 4642560

約数和(自身を除く): 2497725

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 165, 231, 315, 385, 495, 619, 693, 1155, 1857, 3095, 3465, 4333, 5571, 6809, 9285, 12999, 20427, 21665, 27855, 34045, 38997, 47663, 61281, 64995, 102135, 142989, 194985, 238315, 306405, 428967, 714945, 2144835]

約数ペア:

[(1, 2144835), (3, 714945), (5, 428967), (7, 306405), (9, 238315), (11, 194985), (15, 142989), (21, 102135), (33, 64995), (35, 61281), (45, 47663), (55, 38997), (63, 34045), (77, 27855), (99, 21665), (105, 20427), (165, 12999), (231, 9285), (315, 6809), (385, 5571), (495, 4333), (619, 3465), (693, 3095), (1155, 1857)]