47838518

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 93327360

約数和(自身を除く): 45488842

約数列:

[1, 2, 7, 13, 14, 26, 31, 61, 62, 91, 122, 139, 182, 217, 278, 403, 427, 434, 793, 806, 854, 973, 1586, 1807, 1891, 1946, 2821, 3614, 3782, 4309, 5551, 5642, 8479, 8618, 11102, 12649, 13237, 16958, 24583, 25298, 26474, 30163, 49166, 56017, 59353, 60326, 110227, 112034, 118706, 172081, 220454, 262849, 344162, 392119, 525698, 771589, 784238, 1543178, 1839943, 3417037, 3679886, 6834074, 23919259, 47838518]

約数ペア:

[(1, 47838518), (2, 23919259), (7, 6834074), (13, 3679886), (14, 3417037), (26, 1839943), (31, 1543178), (61, 784238), (62, 771589), (91, 525698), (122, 392119), (139, 344162), (182, 262849), (217, 220454), (278, 172081), (403, 118706), (427, 112034), (434, 110227), (793, 60326), (806, 59353), (854, 56017), (973, 49166), (1586, 30163), (1807, 26474), (1891, 25298), (1946, 24583), (2821, 16958), (3614, 13237), (3782, 12649), (4309, 11102), (5551, 8618), (5642, 8479)]