40689135

素因数分解:

$3^7\times 5^1\times {\mathrm{61}}^2$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 74449440

約数和(自身を除く): 33760305

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 81, 135, 183, 243, 305, 405, 549, 729, 915, 1215, 1647, 2187, 2745, 3645, 3721, 4941, 8235, 10935, 11163, 14823, 18605, 24705, 33489, 44469, 55815, 74115, 100467, 133407, 167445, 222345, 301401, 502335, 667035, 904203, 1507005, 2712609, 4521015, 8137827, 13563045, 40689135]

約数ペア:

[(1, 40689135), (3, 13563045), (5, 8137827), (9, 4521015), (15, 2712609), (27, 1507005), (45, 904203), (61, 667035), (81, 502335), (135, 301401), (183, 222345), (243, 167445), (305, 133407), (405, 100467), (549, 74115), (729, 55815), (915, 44469), (1215, 33489), (1647, 24705), (2187, 18605), (2745, 14823), (3645, 11163), (3721, 10935), (4941, 8235)]