81075372

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{18211}}^1$

素因数の和:18278

約数の個数: 48

約数和(自身を含む): 220292352

約数和(自身を除く): 139216980

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 53, 84, 106, 159, 212, 318, 371, 636, 742, 1113, 1484, 2226, 4452, 18211, 36422, 54633, 72844, 109266, 127477, 218532, 254954, 382431, 509908, 764862, 965183, 1529724, 1930366, 2895549, 3860732, 5791098, 6756281, 11582196, 13512562, 20268843, 27025124, 40537686, 81075372]

約数ペア:

[(1, 81075372), (2, 40537686), (3, 27025124), (4, 20268843), (6, 13512562), (7, 11582196), (12, 6756281), (14, 5791098), (21, 3860732), (28, 2895549), (42, 1930366), (53, 1529724), (84, 965183), (106, 764862), (159, 509908), (212, 382431), (318, 254954), (371, 218532), (636, 127477), (742, 109266), (1113, 72844), (1484, 54633), (2226, 36422), (4452, 18211)]