236972008

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1997}}^1$

素因数の和:2186

約数の個数: 64

約数和(自身を含む): 550488960

約数和(自身を除く): 313516952

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 163, 182, 326, 364, 652, 728, 1141, 1304, 1997, 2119, 2282, 3994, 4238, 4564, 7988, 8476, 9128, 13979, 14833, 15976, 16952, 25961, 27958, 29666, 51922, 55916, 59332, 103844, 111832, 118664, 181727, 207688, 325511, 363454, 651022, 726908, 1302044, 1453816, 2278577, 2604088, 4231643, 4557154, 8463286, 9114308, 16926572, 18228616, 29621501, 33853144, 59243002, 118486004, 236972008]

約数ペア:

[(1, 236972008), (2, 118486004), (4, 59243002), (7, 33853144), (8, 29621501), (13, 18228616), (14, 16926572), (26, 9114308), (28, 8463286), (52, 4557154), (56, 4231643), (91, 2604088), (104, 2278577), (163, 1453816), (182, 1302044), (326, 726908), (364, 651022), (652, 363454), (728, 325511), (1141, 207688), (1304, 181727), (1997, 118664), (2119, 111832), (2282, 103844), (3994, 59332), (4238, 55916), (4564, 51922), (7988, 29666), (8476, 27958), (9128, 25961), (13979, 16952), (14833, 15976)]