15791468

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:171

約数の個数: 72

約数和(自身を含む): 35750400

約数和(自身を除く): 19958932

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 59, 77, 79, 118, 121, 154, 158, 236, 242, 308, 316, 413, 484, 553, 649, 826, 847, 869, 1106, 1298, 1652, 1694, 1738, 2212, 2596, 3388, 3476, 4543, 4661, 6083, 7139, 9086, 9322, 9559, 12166, 14278, 18172, 18644, 19118, 24332, 28556, 32627, 38236, 49973, 51271, 65254, 66913, 99946, 102542, 130508, 133826, 199892, 205084, 267652, 358897, 563981, 717794, 1127962, 1435588, 2255924, 3947867, 7895734, 15791468]

約数ペア:

[(1, 15791468), (2, 7895734), (4, 3947867), (7, 2255924), (11, 1435588), (14, 1127962), (22, 717794), (28, 563981), (44, 358897), (59, 267652), (77, 205084), (79, 199892), (118, 133826), (121, 130508), (154, 102542), (158, 99946), (236, 66913), (242, 65254), (308, 51271), (316, 49973), (413, 38236), (484, 32627), (553, 28556), (649, 24332), (826, 19118), (847, 18644), (869, 18172), (1106, 14278), (1298, 12166), (1652, 9559), (1694, 9322), (1738, 9086), (2212, 7139), (2596, 6083), (3388, 4661), (3476, 4543)]