15189265

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 24131520

約数和(自身を除く): 8942255

約数列:

[1, 5, 7, 13, 19, 35, 49, 65, 91, 95, 133, 245, 247, 251, 455, 637, 665, 931, 1235, 1255, 1729, 1757, 3185, 3263, 4655, 4769, 8645, 8785, 12103, 12299, 16315, 22841, 23845, 33383, 60515, 61495, 61997, 114205, 159887, 166915, 233681, 309985, 433979, 799435, 1168405, 2169895, 3037853, 15189265]

約数ペア:

[(1, 15189265), (5, 3037853), (7, 2169895), (13, 1168405), (19, 799435), (35, 433979), (49, 309985), (65, 233681), (91, 166915), (95, 159887), (133, 114205), (245, 61997), (247, 61495), (251, 60515), (455, 33383), (637, 23845), (665, 22841), (931, 16315), (1235, 12299), (1255, 12103), (1729, 8785), (1757, 8645), (3185, 4769), (3263, 4655)]