155681235

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1\times {\mathrm{307}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 276756480

約数和(自身を除く): 121075245

約数列:

[1, 3, 5, 9, 15, 45, 59, 177, 191, 295, 307, 531, 573, 885, 921, 955, 1535, 1719, 2655, 2763, 2865, 4605, 8595, 11269, 13815, 18113, 33807, 54339, 56345, 58637, 90565, 101421, 163017, 169035, 175911, 271695, 293185, 507105, 527733, 815085, 879555, 2638665, 3459583, 10378749, 17297915, 31136247, 51893745, 155681235]

約数ペア:

[(1, 155681235), (3, 51893745), (5, 31136247), (9, 17297915), (15, 10378749), (45, 3459583), (59, 2638665), (177, 879555), (191, 815085), (295, 527733), (307, 507105), (531, 293185), (573, 271695), (885, 175911), (921, 169035), (955, 163017), (1535, 101421), (1719, 90565), (2655, 58637), (2763, 56345), (2865, 54339), (4605, 33807), (8595, 18113), (11269, 13815)]