71818708

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{463}}^1$

素因数の和:656

約数の個数: 48

約数和(自身を含む): 143691520

約数和(自身を除く): 71872812

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 157, 247, 314, 463, 494, 628, 926, 988, 1852, 2041, 2983, 4082, 5966, 6019, 8164, 8797, 11932, 12038, 17594, 24076, 35188, 38779, 72691, 77558, 114361, 145382, 155116, 228722, 290764, 457444, 944983, 1381129, 1889966, 2762258, 3779932, 5524516, 17954677, 35909354, 71818708]

約数ペア:

[(1, 71818708), (2, 35909354), (4, 17954677), (13, 5524516), (19, 3779932), (26, 2762258), (38, 1889966), (52, 1381129), (76, 944983), (157, 457444), (247, 290764), (314, 228722), (463, 155116), (494, 145382), (628, 114361), (926, 77558), (988, 72691), (1852, 38779), (2041, 35188), (2983, 24076), (4082, 17594), (5966, 12038), (6019, 11932), (8164, 8797)]