19272825

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{599}}^1$

素因数の和:639

約数の個数: 72

約数和(自身を含む): 40622400

約数和(自身を除く): 21349575

約数列:

[1, 3, 5, 9, 11, 13, 15, 25, 33, 39, 45, 55, 65, 75, 99, 117, 143, 165, 195, 225, 275, 325, 429, 495, 585, 599, 715, 825, 975, 1287, 1797, 2145, 2475, 2925, 2995, 3575, 5391, 6435, 6589, 7787, 8985, 10725, 14975, 19767, 23361, 26955, 32175, 32945, 38935, 44925, 59301, 70083, 85657, 98835, 116805, 134775, 164725, 194675, 256971, 296505, 350415, 428285, 494175, 584025, 770913, 1284855, 1482525, 1752075, 2141425, 3854565, 6424275, 19272825]

約数ペア:

[(1, 19272825), (3, 6424275), (5, 3854565), (9, 2141425), (11, 1752075), (13, 1482525), (15, 1284855), (25, 770913), (33, 584025), (39, 494175), (45, 428285), (55, 350415), (65, 296505), (75, 256971), (99, 194675), (117, 164725), (143, 134775), (165, 116805), (195, 98835), (225, 85657), (275, 70083), (325, 59301), (429, 44925), (495, 38935), (585, 32945), (599, 32175), (715, 26955), (825, 23361), (975, 19767), (1287, 14975), (1797, 10725), (2145, 8985), (2475, 7787), (2925, 6589), (2995, 6435), (3575, 5391)]