78427216

素因数分解:

$2^4\times 7^1\times {\mathrm{97}}^1\times {\mathrm{7219}}^1$

素因数の和:7331

約数の個数: 40

約数和(自身を含む): 175474880

約数和(自身を除く): 97047664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 97, 112, 194, 388, 679, 776, 1358, 1552, 2716, 5432, 7219, 10864, 14438, 28876, 50533, 57752, 101066, 115504, 202132, 404264, 700243, 808528, 1400486, 2800972, 4901701, 5601944, 9803402, 11203888, 19606804, 39213608, 78427216]

約数ペア:

[(1, 78427216), (2, 39213608), (4, 19606804), (7, 11203888), (8, 9803402), (14, 5601944), (16, 4901701), (28, 2800972), (56, 1400486), (97, 808528), (112, 700243), (194, 404264), (388, 202132), (679, 115504), (776, 101066), (1358, 57752), (1552, 50533), (2716, 28876), (5432, 14438), (7219, 10864)]