405307539

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{2591}}^1$

素因数の和:2808

約数の個数: 48

約数和(自身を含む): 724598784

約数和(自身を除く): 319291245

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 191, 273, 573, 819, 1337, 1719, 2483, 2591, 4011, 7449, 7773, 12033, 17381, 18137, 22347, 23319, 33683, 52143, 54411, 101049, 156429, 163233, 235781, 303147, 494881, 707343, 1484643, 2122029, 3464167, 4453929, 6433453, 10392501, 19300359, 31177503, 45034171, 57901077, 135102513, 405307539]

約数ペア:

[(1, 405307539), (3, 135102513), (7, 57901077), (9, 45034171), (13, 31177503), (21, 19300359), (39, 10392501), (63, 6433453), (91, 4453929), (117, 3464167), (191, 2122029), (273, 1484643), (573, 707343), (819, 494881), (1337, 303147), (1719, 235781), (2483, 163233), (2591, 156429), (4011, 101049), (7449, 54411), (7773, 52143), (12033, 33683), (17381, 23319), (18137, 22347)]