137973555

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{479}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 247553280

約数和(自身を除く): 109579725

約数列:

[1, 3, 5, 9, 15, 37, 45, 111, 173, 185, 333, 479, 519, 555, 865, 1437, 1557, 1665, 2395, 2595, 4311, 6401, 7185, 7785, 17723, 19203, 21555, 32005, 53169, 57609, 82867, 88615, 96015, 159507, 248601, 265845, 288045, 414335, 745803, 797535, 1243005, 3066079, 3729015, 9198237, 15330395, 27594711, 45991185, 137973555]

約数ペア:

[(1, 137973555), (3, 45991185), (5, 27594711), (9, 15330395), (15, 9198237), (37, 3729015), (45, 3066079), (111, 1243005), (173, 797535), (185, 745803), (333, 414335), (479, 288045), (519, 265845), (555, 248601), (865, 159507), (1437, 96015), (1557, 88615), (1665, 82867), (2395, 57609), (2595, 53169), (4311, 32005), (6401, 21555), (7185, 19203), (7785, 17723)]