212333805

素因数分解:

$3^4\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1949}}^1$

素因数の和:2235

約数の個数: 40

約数和(自身を含む): 382239000

約数和(自身を除く): 169905195

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 269, 405, 807, 1345, 1949, 2421, 4035, 5847, 7263, 9745, 12105, 17541, 21789, 29235, 36315, 52623, 87705, 108945, 157869, 263115, 524281, 789345, 1572843, 2621405, 4718529, 7864215, 14155587, 23592645, 42466761, 70777935, 212333805]

約数ペア:

[(1, 212333805), (3, 70777935), (5, 42466761), (9, 23592645), (15, 14155587), (27, 7864215), (45, 4718529), (81, 2621405), (135, 1572843), (269, 789345), (405, 524281), (807, 263115), (1345, 157869), (1949, 108945), (2421, 87705), (4035, 52623), (5847, 36315), (7263, 29235), (9745, 21789), (12105, 17541)]