128318008

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{176261}}^1$

素因数の和:176287

約数の個数: 32

約数和(自身を含む): 296120160

約数和(自身を除く): 167802152

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 176261, 352522, 705044, 1233827, 1410088, 2291393, 2467654, 4582786, 4935308, 9165572, 9870616, 16039751, 18331144, 32079502, 64159004, 128318008]

約数ペア:

[(1, 128318008), (2, 64159004), (4, 32079502), (7, 18331144), (8, 16039751), (13, 9870616), (14, 9165572), (26, 4935308), (28, 4582786), (52, 2467654), (56, 2291393), (91, 1410088), (104, 1233827), (182, 705044), (364, 352522), (728, 176261)]