13251315

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{149}}^1$

素因数の和:193

約数の個数: 72

約数和(自身を含む): 27291600

約数和(自身を除く): 14040285

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 49, 55, 77, 105, 121, 147, 149, 165, 231, 245, 363, 385, 447, 539, 605, 735, 745, 847, 1043, 1155, 1617, 1639, 1815, 2235, 2541, 2695, 3129, 4235, 4917, 5215, 5929, 7301, 8085, 8195, 11473, 12705, 15645, 17787, 18029, 21903, 24585, 29645, 34419, 36505, 54087, 57365, 80311, 88935, 90145, 109515, 126203, 172095, 240933, 270435, 378609, 401555, 631015, 883421, 1204665, 1893045, 2650263, 4417105, 13251315]

約数ペア:

[(1, 13251315), (3, 4417105), (5, 2650263), (7, 1893045), (11, 1204665), (15, 883421), (21, 631015), (33, 401555), (35, 378609), (49, 270435), (55, 240933), (77, 172095), (105, 126203), (121, 109515), (147, 90145), (149, 88935), (165, 80311), (231, 57365), (245, 54087), (363, 36505), (385, 34419), (447, 29645), (539, 24585), (605, 21903), (735, 18029), (745, 17787), (847, 15645), (1043, 12705), (1155, 11473), (1617, 8195), (1639, 8085), (1815, 7301), (2235, 5929), (2541, 5215), (2695, 4917), (3129, 4235)]