15782715

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2$

素因数の和:90

約数の個数: 96

約数和(自身を含む): 33445440

約数和(自身を除く): 17662725

約数列:

[1, 3, 5, 9, 13, 15, 17, 23, 27, 39, 45, 51, 65, 69, 85, 115, 117, 135, 153, 195, 207, 221, 255, 299, 345, 351, 391, 459, 529, 585, 621, 663, 765, 897, 1035, 1105, 1173, 1495, 1587, 1755, 1955, 1989, 2295, 2645, 2691, 3105, 3315, 3519, 4485, 4761, 5083, 5865, 5967, 6877, 7935, 8073, 8993, 9945, 10557, 13455, 14283, 15249, 17595, 20631, 23805, 25415, 26979, 29835, 34385, 40365, 44965, 45747, 52785, 61893, 71415, 76245, 80937, 103155, 116909, 134895, 137241, 185679, 228735, 242811, 309465, 350727, 404685, 584545, 686205, 928395, 1052181, 1214055, 1753635, 3156543, 5260905, 15782715]

約数ペア:

[(1, 15782715), (3, 5260905), (5, 3156543), (9, 1753635), (13, 1214055), (15, 1052181), (17, 928395), (23, 686205), (27, 584545), (39, 404685), (45, 350727), (51, 309465), (65, 242811), (69, 228735), (85, 185679), (115, 137241), (117, 134895), (135, 116909), (153, 103155), (195, 80937), (207, 76245), (221, 71415), (255, 61893), (299, 52785), (345, 45747), (351, 44965), (391, 40365), (459, 34385), (529, 29835), (585, 26979), (621, 25415), (663, 23805), (765, 20631), (897, 17595), (1035, 15249), (1105, 14283), (1173, 13455), (1495, 10557), (1587, 9945), (1755, 8993), (1955, 8073), (1989, 7935), (2295, 6877), (2645, 5967), (2691, 5865), (3105, 5083), (3315, 4761), (3519, 4485)]