187054515

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{467}}^1$

素因数の和:550

約数の個数: 80

約数和(自身を含む): 358795008

約数和(自身を除く): 171740493

約数列:

[1, 3, 5, 9, 15, 23, 27, 43, 45, 69, 81, 115, 129, 135, 207, 215, 345, 387, 405, 467, 621, 645, 989, 1035, 1161, 1401, 1863, 1935, 2335, 2967, 3105, 3483, 4203, 4945, 5805, 7005, 8901, 9315, 10741, 12609, 14835, 17415, 20081, 21015, 26703, 32223, 37827, 44505, 53705, 60243, 63045, 80109, 96669, 100405, 133515, 161115, 180729, 189135, 290007, 301215, 400545, 461863, 483345, 542187, 870021, 903645, 1385589, 1450035, 1626561, 2309315, 2710935, 4156767, 4350105, 6927945, 8132805, 12470301, 20783835, 37410903, 62351505, 187054515]

約数ペア:

[(1, 187054515), (3, 62351505), (5, 37410903), (9, 20783835), (15, 12470301), (23, 8132805), (27, 6927945), (43, 4350105), (45, 4156767), (69, 2710935), (81, 2309315), (115, 1626561), (129, 1450035), (135, 1385589), (207, 903645), (215, 870021), (345, 542187), (387, 483345), (405, 461863), (467, 400545), (621, 301215), (645, 290007), (989, 189135), (1035, 180729), (1161, 161115), (1401, 133515), (1863, 100405), (1935, 96669), (2335, 80109), (2967, 63045), (3105, 60243), (3483, 53705), (4203, 44505), (4945, 37827), (5805, 32223), (7005, 26703), (8901, 21015), (9315, 20081), (10741, 17415), (12609, 14835)]