81475695

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3643}}^1$

素因数の和:3732

約数の個数: 48

約数和(自身を含む): 163717632

約数和(自身を除く): 82241937

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 71, 105, 213, 315, 355, 497, 639, 1065, 1491, 2485, 3195, 3643, 4473, 7455, 10929, 18215, 22365, 25501, 32787, 54645, 76503, 127505, 163935, 229509, 258653, 382515, 775959, 1147545, 1293265, 1810571, 2327877, 3879795, 5431713, 9052855, 11639385, 16295139, 27158565, 81475695]

約数ペア:

[(1, 81475695), (3, 27158565), (5, 16295139), (7, 11639385), (9, 9052855), (15, 5431713), (21, 3879795), (35, 2327877), (45, 1810571), (63, 1293265), (71, 1147545), (105, 775959), (213, 382515), (315, 258653), (355, 229509), (497, 163935), (639, 127505), (1065, 76503), (1491, 54645), (2485, 32787), (3195, 25501), (3643, 22365), (4473, 18215), (7455, 10929)]