1638339930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{122173}}^1$

素因数の和:122335

約数の個数: 48

約数和(自身を含む): 4288307400

約数和(自身を除く): 2649967470

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 149, 298, 447, 745, 894, 1341, 1490, 2235, 2682, 4470, 6705, 13410, 122173, 244346, 366519, 610865, 733038, 1099557, 1221730, 1832595, 2199114, 3665190, 5497785, 10995570, 18203777, 36407554, 54611331, 91018885, 109222662, 163833993, 182037770, 273056655, 327667986, 546113310, 819169965, 1638339930]

約数ペア:

[(1, 1638339930), (2, 819169965), (3, 546113310), (5, 327667986), (6, 273056655), (9, 182037770), (10, 163833993), (15, 109222662), (18, 91018885), (30, 54611331), (45, 36407554), (90, 18203777), (149, 10995570), (298, 5497785), (447, 3665190), (745, 2199114), (894, 1832595), (1341, 1221730), (1490, 1099557), (2235, 733038), (2682, 610865), (4470, 366519), (6705, 244346), (13410, 122173)]