69728955

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 119969280

約数和(自身を除く): 50240325

約数列:

[1, 3, 5, 15, 19, 57, 79, 95, 163, 237, 285, 361, 395, 489, 815, 1083, 1185, 1501, 1805, 2445, 3097, 4503, 5415, 7505, 9291, 12877, 15485, 22515, 28519, 38631, 46455, 58843, 64385, 85557, 142595, 176529, 193155, 244663, 294215, 427785, 733989, 882645, 1223315, 3669945, 4648597, 13945791, 23242985, 69728955]

約数ペア:

[(1, 69728955), (3, 23242985), (5, 13945791), (15, 4648597), (19, 3669945), (57, 1223315), (79, 882645), (95, 733989), (163, 427785), (237, 294215), (285, 244663), (361, 193155), (395, 176529), (489, 142595), (815, 85557), (1083, 64385), (1185, 58843), (1501, 46455), (1805, 38631), (2445, 28519), (3097, 22515), (4503, 15485), (5415, 12877), (7505, 9291)]