7974813

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:142

約数の個数: 64

約数和(自身を含む): 14745600

約数和(自身を除く): 6770787

約数列:

[1, 3, 7, 11, 19, 21, 23, 33, 57, 69, 77, 79, 133, 161, 209, 231, 237, 253, 399, 437, 483, 553, 627, 759, 869, 1311, 1463, 1501, 1659, 1771, 1817, 2607, 3059, 4389, 4503, 4807, 5313, 5451, 6083, 9177, 10507, 12719, 14421, 16511, 18249, 19987, 31521, 33649, 34523, 38157, 49533, 59961, 100947, 103569, 115577, 139909, 241661, 346731, 379753, 419727, 724983, 1139259, 2658271, 7974813]

約数ペア:

[(1, 7974813), (3, 2658271), (7, 1139259), (11, 724983), (19, 419727), (21, 379753), (23, 346731), (33, 241661), (57, 139909), (69, 115577), (77, 103569), (79, 100947), (133, 59961), (161, 49533), (209, 38157), (231, 34523), (237, 33649), (253, 31521), (399, 19987), (437, 18249), (483, 16511), (553, 14421), (627, 12719), (759, 10507), (869, 9177), (1311, 6083), (1463, 5451), (1501, 5313), (1659, 4807), (1771, 4503), (1817, 4389), (2607, 3059)]