278317754

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{7001}}^1$

素因数の和:7166

約数の個数: 32

約数和(自身を含む): 494061120

約数和(自身を除く): 215743366

約数列:

[1, 2, 11, 13, 22, 26, 139, 143, 278, 286, 1529, 1807, 3058, 3614, 7001, 14002, 19877, 39754, 77011, 91013, 154022, 182026, 973139, 1001143, 1946278, 2002286, 10704529, 12650807, 21409058, 25301614, 139158877, 278317754]

約数ペア:

[(1, 278317754), (2, 139158877), (11, 25301614), (13, 21409058), (22, 12650807), (26, 10704529), (139, 2002286), (143, 1946278), (278, 1001143), (286, 973139), (1529, 182026), (1807, 154022), (3058, 91013), (3614, 77011), (7001, 39754), (14002, 19877)]