27705825

素因数分解:

$3^2\times 5^2\times 7^3\times {\mathrm{359}}^1$

素因数の和:396

約数の個数: 72

約数和(自身を含む): 58032000

約数和(自身を除く): 30326175

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 49, 63, 75, 105, 147, 175, 225, 245, 315, 343, 359, 441, 525, 735, 1029, 1077, 1225, 1575, 1715, 1795, 2205, 2513, 3087, 3231, 3675, 5145, 5385, 7539, 8575, 8975, 11025, 12565, 15435, 16155, 17591, 22617, 25725, 26925, 37695, 52773, 62825, 77175, 80775, 87955, 113085, 123137, 158319, 188475, 263865, 369411, 439775, 565425, 615685, 791595, 1108233, 1319325, 1847055, 3078425, 3957975, 5541165, 9235275, 27705825]

約数ペア:

[(1, 27705825), (3, 9235275), (5, 5541165), (7, 3957975), (9, 3078425), (15, 1847055), (21, 1319325), (25, 1108233), (35, 791595), (45, 615685), (49, 565425), (63, 439775), (75, 369411), (105, 263865), (147, 188475), (175, 158319), (225, 123137), (245, 113085), (315, 87955), (343, 80775), (359, 77175), (441, 62825), (525, 52773), (735, 37695), (1029, 26925), (1077, 25725), (1225, 22617), (1575, 17591), (1715, 16155), (1795, 15435), (2205, 12565), (2513, 11025), (3087, 8975), (3231, 8575), (3675, 7539), (5145, 5385)]