221639392

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{3833}}^1$

素因数の和:3995

約数の個数: 48

約数和(自身を含む): 473422320

約数和(自身を除く): 251782928

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 139, 208, 278, 416, 556, 1112, 1807, 2224, 3614, 3833, 4448, 7228, 7666, 14456, 15332, 28912, 30664, 49829, 57824, 61328, 99658, 122656, 199316, 398632, 532787, 797264, 1065574, 1594528, 2131148, 4262296, 6926231, 8524592, 13852462, 17049184, 27704924, 55409848, 110819696, 221639392]

約数ペア:

[(1, 221639392), (2, 110819696), (4, 55409848), (8, 27704924), (13, 17049184), (16, 13852462), (26, 8524592), (32, 6926231), (52, 4262296), (104, 2131148), (139, 1594528), (208, 1065574), (278, 797264), (416, 532787), (556, 398632), (1112, 199316), (1807, 122656), (2224, 99658), (3614, 61328), (3833, 57824), (4448, 49829), (7228, 30664), (7666, 28912), (14456, 15332)]