439856872

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{3067}}^1$

素因数の和:3290

約数の個数: 64

約数和(自身を含む): 1020539520

約数和(自身を除く): 580682648

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 197, 364, 394, 728, 788, 1379, 1576, 2561, 2758, 3067, 5122, 5516, 6134, 10244, 11032, 12268, 17927, 20488, 21469, 24536, 35854, 39871, 42938, 71708, 79742, 85876, 143416, 159484, 171752, 279097, 318968, 558194, 604199, 1116388, 1208398, 2232776, 2416796, 4229393, 4833592, 7854587, 8458786, 15709174, 16917572, 31418348, 33835144, 54982109, 62836696, 109964218, 219928436, 439856872]

約数ペア:

[(1, 439856872), (2, 219928436), (4, 109964218), (7, 62836696), (8, 54982109), (13, 33835144), (14, 31418348), (26, 16917572), (28, 15709174), (52, 8458786), (56, 7854587), (91, 4833592), (104, 4229393), (182, 2416796), (197, 2232776), (364, 1208398), (394, 1116388), (728, 604199), (788, 558194), (1379, 318968), (1576, 279097), (2561, 171752), (2758, 159484), (3067, 143416), (5122, 85876), (5516, 79742), (6134, 71708), (10244, 42938), (11032, 39871), (12268, 35854), (17927, 24536), (20488, 21469)]