3989475

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1$

素因数の和:189

約数の個数: 72

約数和(自身を含む): 8704800

約数和(自身を除く): 4715325

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 25, 35, 45, 51, 63, 75, 85, 105, 119, 149, 153, 175, 225, 255, 315, 357, 425, 447, 525, 595, 745, 765, 1043, 1071, 1275, 1341, 1575, 1785, 2235, 2533, 2975, 3129, 3725, 3825, 5215, 5355, 6705, 7599, 8925, 9387, 11175, 12665, 15645, 17731, 22797, 26075, 26775, 33525, 37995, 46935, 53193, 63325, 78225, 88655, 113985, 159579, 189975, 234675, 265965, 443275, 569925, 797895, 1329825, 3989475]

約数ペア:

[(1, 3989475), (3, 1329825), (5, 797895), (7, 569925), (9, 443275), (15, 265965), (17, 234675), (21, 189975), (25, 159579), (35, 113985), (45, 88655), (51, 78225), (63, 63325), (75, 53193), (85, 46935), (105, 37995), (119, 33525), (149, 26775), (153, 26075), (175, 22797), (225, 17731), (255, 15645), (315, 12665), (357, 11175), (425, 9387), (447, 8925), (525, 7599), (595, 6705), (745, 5355), (765, 5215), (1043, 3825), (1071, 3725), (1275, 3129), (1341, 2975), (1575, 2533), (1785, 2235)]