16239825

素因数分解:

$3^3\times 5^2\times 7^2\times {\mathrm{491}}^1$

素因数の和:524

約数の個数: 72

約数和(自身を含む): 34774560

約数和(自身を除く): 18534735

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 49, 63, 75, 105, 135, 147, 175, 189, 225, 245, 315, 441, 491, 525, 675, 735, 945, 1225, 1323, 1473, 1575, 2205, 2455, 3437, 3675, 4419, 4725, 6615, 7365, 10311, 11025, 12275, 13257, 17185, 22095, 24059, 30933, 33075, 36825, 51555, 66285, 72177, 85925, 92799, 110475, 120295, 154665, 216531, 257775, 331425, 360885, 463995, 601475, 649593, 773325, 1082655, 1804425, 2319975, 3247965, 5413275, 16239825]

約数ペア:

[(1, 16239825), (3, 5413275), (5, 3247965), (7, 2319975), (9, 1804425), (15, 1082655), (21, 773325), (25, 649593), (27, 601475), (35, 463995), (45, 360885), (49, 331425), (63, 257775), (75, 216531), (105, 154665), (135, 120295), (147, 110475), (175, 92799), (189, 85925), (225, 72177), (245, 66285), (315, 51555), (441, 36825), (491, 33075), (525, 30933), (675, 24059), (735, 22095), (945, 17185), (1225, 13257), (1323, 12275), (1473, 11025), (1575, 10311), (2205, 7365), (2455, 6615), (3437, 4725), (3675, 4419)]