149999283

素因数分解:

$3^5\times 7^1\times {\mathrm{163}}^1\times {\mathrm{541}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 258841856

約数和(自身を除く): 108842573

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 163, 189, 243, 489, 541, 567, 1141, 1467, 1623, 1701, 3423, 3787, 4401, 4869, 10269, 11361, 13203, 14607, 30807, 34083, 39609, 43821, 88183, 92421, 102249, 131463, 264549, 277263, 306747, 617281, 793647, 920241, 1851843, 2380941, 5555529, 7142823, 16666587, 21428469, 49999761, 149999283]

約数ペア:

[(1, 149999283), (3, 49999761), (7, 21428469), (9, 16666587), (21, 7142823), (27, 5555529), (63, 2380941), (81, 1851843), (163, 920241), (189, 793647), (243, 617281), (489, 306747), (541, 277263), (567, 264549), (1141, 131463), (1467, 102249), (1623, 92421), (1701, 88183), (3423, 43821), (3787, 39609), (4401, 34083), (4869, 30807), (10269, 14607), (11361, 13203)]