388052235

素因数分解:

$3^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{15881}}^1$

素因数の和:16076

約数の個数: 32

約数和(自身を含む): 693725760

約数和(自身を除く): 305673525

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 181, 543, 905, 1629, 2715, 4887, 8145, 15881, 24435, 47643, 79405, 142929, 238215, 428787, 714645, 2143935, 2874461, 8623383, 14372305, 25870149, 43116915, 77610447, 129350745, 388052235]

約数ペア:

[(1, 388052235), (3, 129350745), (5, 77610447), (9, 43116915), (15, 25870149), (27, 14372305), (45, 8623383), (135, 2874461), (181, 2143935), (543, 714645), (905, 428787), (1629, 238215), (2715, 142929), (4887, 79405), (8145, 47643), (15881, 24435)]