381511258

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{587}}^1$

素因数の和:882

約数の個数: 32

約数和(自身を含む): 609638400

約数和(自身を除く): 228127142

約数列:

[1, 2, 23, 46, 71, 142, 199, 398, 587, 1174, 1633, 3266, 4577, 9154, 13501, 14129, 27002, 28258, 41677, 83354, 116813, 233626, 324967, 649934, 958571, 1917142, 2686699, 5373398, 8293723, 16587446, 190755629, 381511258]

約数ペア:

[(1, 381511258), (2, 190755629), (23, 16587446), (46, 8293723), (71, 5373398), (142, 2686699), (199, 1917142), (398, 958571), (587, 649934), (1174, 324967), (1633, 233626), (3266, 116813), (4577, 83354), (9154, 41677), (13501, 28258), (14129, 27002)]