18348525

素因数分解:

$3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1$

素因数の和:93

約数の個数: 120

約数和(自身を含む): 39700584

約数和(自身を除く): 21352059

約数列:

[1, 3, 5, 9, 13, 15, 17, 25, 27, 39, 41, 45, 51, 65, 75, 81, 85, 117, 123, 135, 153, 195, 205, 221, 225, 255, 325, 351, 369, 405, 425, 459, 533, 585, 615, 663, 675, 697, 765, 975, 1025, 1053, 1105, 1107, 1275, 1377, 1599, 1755, 1845, 1989, 2025, 2091, 2295, 2665, 2925, 3075, 3315, 3321, 3485, 3825, 4797, 5265, 5525, 5535, 5967, 6273, 6885, 7995, 8775, 9061, 9225, 9945, 10455, 11475, 13325, 14391, 16575, 16605, 17425, 17901, 18819, 23985, 26325, 27183, 27675, 29835, 31365, 34425, 39975, 43173, 45305, 49725, 52275, 56457, 71955, 81549, 83025, 89505, 94095, 119925, 135915, 149175, 156825, 215865, 226525, 244647, 282285, 359775, 407745, 447525, 470475, 679575, 733941, 1079325, 1223235, 1411425, 2038725, 3669705, 6116175, 18348525]

約数ペア:

[(1, 18348525), (3, 6116175), (5, 3669705), (9, 2038725), (13, 1411425), (15, 1223235), (17, 1079325), (25, 733941), (27, 679575), (39, 470475), (41, 447525), (45, 407745), (51, 359775), (65, 282285), (75, 244647), (81, 226525), (85, 215865), (117, 156825), (123, 149175), (135, 135915), (153, 119925), (195, 94095), (205, 89505), (221, 83025), (225, 81549), (255, 71955), (325, 56457), (351, 52275), (369, 49725), (405, 45305), (425, 43173), (459, 39975), (533, 34425), (585, 31365), (615, 29835), (663, 27675), (675, 27183), (697, 26325), (765, 23985), (975, 18819), (1025, 17901), (1053, 17425), (1105, 16605), (1107, 16575), (1275, 14391), (1377, 13325), (1599, 11475), (1755, 10455), (1845, 9945), (1989, 9225), (2025, 9061), (2091, 8775), (2295, 7995), (2665, 6885), (2925, 6273), (3075, 5967), (3315, 5535), (3321, 5525), (3485, 5265), (3825, 4797)]