81527712

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{121321}}^1$

素因数の和:121341

約数の個数: 48

約数和(自身を含む): 244585152

約数和(自身を除く): 163057440

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 121321, 242642, 363963, 485284, 727926, 849247, 970568, 1455852, 1698494, 1941136, 2547741, 2911704, 3396988, 3882272, 5095482, 5823408, 6793976, 10190964, 11646816, 13587952, 20381928, 27175904, 40763856, 81527712]

約数ペア:

[(1, 81527712), (2, 40763856), (3, 27175904), (4, 20381928), (6, 13587952), (7, 11646816), (8, 10190964), (12, 6793976), (14, 5823408), (16, 5095482), (21, 3882272), (24, 3396988), (28, 2911704), (32, 2547741), (42, 1941136), (48, 1698494), (56, 1455852), (84, 970568), (96, 849247), (112, 727926), (168, 485284), (224, 363963), (336, 242642), (672, 121321)]