83644821

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{197}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 138378240

約数和(自身を除く): 54733419

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 191, 197, 247, 573, 591, 741, 1719, 1773, 2223, 2483, 2561, 3629, 3743, 7449, 7683, 10887, 11229, 22347, 23049, 32661, 33687, 37627, 47177, 48659, 112881, 141531, 145977, 338643, 424593, 437931, 489151, 714913, 1467453, 2144739, 4402359, 6434217, 9293869, 27881607, 83644821]

約数ペア:

[(1, 83644821), (3, 27881607), (9, 9293869), (13, 6434217), (19, 4402359), (39, 2144739), (57, 1467453), (117, 714913), (171, 489151), (191, 437931), (197, 424593), (247, 338643), (573, 145977), (591, 141531), (741, 112881), (1719, 48659), (1773, 47177), (2223, 37627), (2483, 33687), (2561, 32661), (3629, 23049), (3743, 22347), (7449, 11229), (7683, 10887)]