78447876

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{3203}}^1$

素因数の和:3380

約数の個数: 48

約数和(自身を含む): 198442944

約数和(自身を除く): 119995068

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 157, 314, 471, 628, 942, 1884, 2041, 3203, 4082, 6123, 6406, 8164, 9609, 12246, 12812, 19218, 24492, 38436, 41639, 83278, 124917, 166556, 249834, 499668, 502871, 1005742, 1508613, 2011484, 3017226, 6034452, 6537323, 13074646, 19611969, 26149292, 39223938, 78447876]

約数ペア:

[(1, 78447876), (2, 39223938), (3, 26149292), (4, 19611969), (6, 13074646), (12, 6537323), (13, 6034452), (26, 3017226), (39, 2011484), (52, 1508613), (78, 1005742), (156, 502871), (157, 499668), (314, 249834), (471, 166556), (628, 124917), (942, 83278), (1884, 41639), (2041, 38436), (3203, 24492), (4082, 19218), (6123, 12812), (6406, 12246), (8164, 9609)]