28077003

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{239}}^1$

素因数の和:496

約数の個数: 32

約数和(自身を含む): 44160000

約数和(自身を除く): 16082997

約数列:

[1, 3, 9, 19, 27, 57, 171, 229, 239, 513, 687, 717, 2061, 2151, 4351, 4541, 6183, 6453, 13053, 13623, 39159, 40869, 54731, 117477, 122607, 164193, 492579, 1039889, 1477737, 3119667, 9359001, 28077003]

約数ペア:

[(1, 28077003), (3, 9359001), (9, 3119667), (19, 1477737), (27, 1039889), (57, 492579), (171, 164193), (229, 122607), (239, 117477), (513, 54731), (687, 40869), (717, 39159), (2061, 13623), (2151, 13053), (4351, 6453), (4541, 6183)]