406492008

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{7993}}^1$

素因数の和:8178

約数の個数: 64

約数和(自身を含む): 1101253440

約数和(自身を除く): 694761432

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 163, 312, 326, 489, 652, 978, 1304, 1956, 2119, 3912, 4238, 6357, 7993, 8476, 12714, 15986, 16952, 23979, 25428, 31972, 47958, 50856, 63944, 95916, 103909, 191832, 207818, 311727, 415636, 623454, 831272, 1246908, 1302859, 2493816, 2605718, 3908577, 5211436, 7817154, 10422872, 15634308, 16937167, 31268616, 33874334, 50811501, 67748668, 101623002, 135497336, 203246004, 406492008]

約数ペア:

[(1, 406492008), (2, 203246004), (3, 135497336), (4, 101623002), (6, 67748668), (8, 50811501), (12, 33874334), (13, 31268616), (24, 16937167), (26, 15634308), (39, 10422872), (52, 7817154), (78, 5211436), (104, 3908577), (156, 2605718), (163, 2493816), (312, 1302859), (326, 1246908), (489, 831272), (652, 623454), (978, 415636), (1304, 311727), (1956, 207818), (2119, 191832), (3912, 103909), (4238, 95916), (6357, 63944), (7993, 50856), (8476, 47958), (12714, 31972), (15986, 25428), (16952, 23979)]