40438476

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1217}}^1$

素因数の和:1311

約数の個数: 72

約数和(自身を含む): 111724704

約数和(自身を除く): 71286228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 71, 78, 117, 142, 156, 213, 234, 284, 426, 468, 639, 852, 923, 1217, 1278, 1846, 2434, 2556, 2769, 3651, 3692, 4868, 5538, 7302, 8307, 10953, 11076, 14604, 15821, 16614, 21906, 31642, 33228, 43812, 47463, 63284, 86407, 94926, 142389, 172814, 189852, 259221, 284778, 345628, 518442, 569556, 777663, 1036884, 1123291, 1555326, 2246582, 3110652, 3369873, 4493164, 6739746, 10109619, 13479492, 20219238, 40438476]

約数ペア:

[(1, 40438476), (2, 20219238), (3, 13479492), (4, 10109619), (6, 6739746), (9, 4493164), (12, 3369873), (13, 3110652), (18, 2246582), (26, 1555326), (36, 1123291), (39, 1036884), (52, 777663), (71, 569556), (78, 518442), (117, 345628), (142, 284778), (156, 259221), (213, 189852), (234, 172814), (284, 142389), (426, 94926), (468, 86407), (639, 63284), (852, 47463), (923, 43812), (1217, 33228), (1278, 31642), (1846, 21906), (2434, 16614), (2556, 15821), (2769, 14604), (3651, 11076), (3692, 10953), (4868, 8307), (5538, 7302)]