18406245

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{8581}}^1$

素因数の和:8613

約数の個数: 32

約数和(自身を含む): 34602624

約数和(自身を除く): 16196379

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 8581, 25743, 42905, 94391, 111553, 128715, 283173, 334659, 471955, 557765, 1227083, 1415865, 1673295, 3681249, 6135415, 18406245]

約数ペア:

[(1, 18406245), (3, 6135415), (5, 3681249), (11, 1673295), (13, 1415865), (15, 1227083), (33, 557765), (39, 471955), (55, 334659), (65, 283173), (143, 128715), (165, 111553), (195, 94391), (429, 42905), (715, 25743), (2145, 8581)]