16545165

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:99

約数の個数: 128

約数和(自身を含む): 37158912

約数和(自身を除く): 20613747

約数列:

[1, 3, 5, 7, 13, 15, 17, 21, 23, 31, 35, 39, 51, 65, 69, 85, 91, 93, 105, 115, 119, 155, 161, 195, 217, 221, 255, 273, 299, 345, 357, 391, 403, 455, 465, 483, 527, 595, 651, 663, 713, 805, 897, 1085, 1105, 1173, 1209, 1365, 1495, 1547, 1581, 1785, 1955, 2015, 2093, 2139, 2415, 2635, 2737, 2821, 3255, 3315, 3565, 3689, 4485, 4641, 4991, 5083, 5865, 6045, 6279, 6851, 7735, 7905, 8211, 8463, 9269, 10465, 10695, 11067, 12121, 13685, 14105, 14973, 15249, 18445, 20553, 23205, 24955, 25415, 27807, 31395, 34255, 35581, 36363, 41055, 42315, 46345, 47957, 55335, 60605, 64883, 74865, 76245, 84847, 102765, 106743, 139035, 143871, 157573, 177905, 181815, 194649, 239785, 254541, 324415, 424235, 472719, 533715, 719355, 787865, 973245, 1103011, 1272705, 2363595, 3309033, 5515055, 16545165]

約数ペア:

[(1, 16545165), (3, 5515055), (5, 3309033), (7, 2363595), (13, 1272705), (15, 1103011), (17, 973245), (21, 787865), (23, 719355), (31, 533715), (35, 472719), (39, 424235), (51, 324415), (65, 254541), (69, 239785), (85, 194649), (91, 181815), (93, 177905), (105, 157573), (115, 143871), (119, 139035), (155, 106743), (161, 102765), (195, 84847), (217, 76245), (221, 74865), (255, 64883), (273, 60605), (299, 55335), (345, 47957), (357, 46345), (391, 42315), (403, 41055), (455, 36363), (465, 35581), (483, 34255), (527, 31395), (595, 27807), (651, 25415), (663, 24955), (713, 23205), (805, 20553), (897, 18445), (1085, 15249), (1105, 14973), (1173, 14105), (1209, 13685), (1365, 12121), (1495, 11067), (1547, 10695), (1581, 10465), (1785, 9269), (1955, 8463), (2015, 8211), (2093, 7905), (2139, 7735), (2415, 6851), (2635, 6279), (2737, 6045), (2821, 5865), (3255, 5083), (3315, 4991), (3565, 4641), (3689, 4485)]