81221832

素因数分解:

$2^3\times 3^3\times {\mathrm{23}}^1\times {\mathrm{16349}}^1$

素因数の和:16387

約数の個数: 64

約数和(自身を含む): 235440000

約数和(自身を除く): 154218168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 54, 69, 72, 92, 108, 138, 184, 207, 216, 276, 414, 552, 621, 828, 1242, 1656, 2484, 4968, 16349, 32698, 49047, 65396, 98094, 130792, 147141, 196188, 294282, 376027, 392376, 441423, 588564, 752054, 882846, 1128081, 1177128, 1504108, 1765692, 2256162, 3008216, 3384243, 3531384, 4512324, 6768486, 9024648, 10152729, 13536972, 20305458, 27073944, 40610916, 81221832]

約数ペア:

[(1, 81221832), (2, 40610916), (3, 27073944), (4, 20305458), (6, 13536972), (8, 10152729), (9, 9024648), (12, 6768486), (18, 4512324), (23, 3531384), (24, 3384243), (27, 3008216), (36, 2256162), (46, 1765692), (54, 1504108), (69, 1177128), (72, 1128081), (92, 882846), (108, 752054), (138, 588564), (184, 441423), (207, 392376), (216, 376027), (276, 294282), (414, 196188), (552, 147141), (621, 130792), (828, 98094), (1242, 65396), (1656, 49047), (2484, 32698), (4968, 16349)]