20170755

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1$

素因数の和:106

約数の個数: 96

約数和(自身を含む): 42439680

約数和(自身を除く): 22268925

約数列:

[1, 3, 5, 9, 11, 15, 17, 27, 33, 45, 47, 51, 55, 85, 99, 135, 141, 153, 165, 187, 235, 255, 289, 297, 423, 459, 495, 517, 561, 705, 765, 799, 867, 935, 1269, 1445, 1485, 1551, 1683, 2115, 2295, 2397, 2585, 2601, 2805, 3179, 3995, 4335, 4653, 5049, 6345, 7191, 7755, 7803, 8415, 8789, 9537, 11985, 13005, 13583, 13959, 15895, 21573, 23265, 25245, 26367, 28611, 35955, 39015, 40749, 43945, 47685, 67915, 69795, 79101, 85833, 107865, 122247, 131835, 143055, 149413, 203745, 237303, 366741, 395505, 429165, 448239, 611235, 747065, 1186515, 1344717, 1833705, 2241195, 4034151, 6723585, 20170755]

約数ペア:

[(1, 20170755), (3, 6723585), (5, 4034151), (9, 2241195), (11, 1833705), (15, 1344717), (17, 1186515), (27, 747065), (33, 611235), (45, 448239), (47, 429165), (51, 395505), (55, 366741), (85, 237303), (99, 203745), (135, 149413), (141, 143055), (153, 131835), (165, 122247), (187, 107865), (235, 85833), (255, 79101), (289, 69795), (297, 67915), (423, 47685), (459, 43945), (495, 40749), (517, 39015), (561, 35955), (705, 28611), (765, 26367), (799, 25245), (867, 23265), (935, 21573), (1269, 15895), (1445, 13959), (1485, 13583), (1551, 13005), (1683, 11985), (2115, 9537), (2295, 8789), (2397, 8415), (2585, 7803), (2601, 7755), (2805, 7191), (3179, 6345), (3995, 5049), (4335, 4653)]