16903215

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:629

約数の個数: 64

約数和(自身を含む): 35512320

約数和(自身を除く): 18609105

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 31, 35, 45, 63, 93, 105, 135, 155, 189, 217, 279, 315, 465, 577, 651, 837, 945, 1085, 1395, 1731, 1953, 2885, 3255, 4039, 4185, 5193, 5859, 8655, 9765, 12117, 15579, 17887, 20195, 25965, 29295, 36351, 53661, 60585, 77895, 89435, 109053, 125209, 160983, 181755, 268305, 375627, 482949, 545265, 626045, 804915, 1126881, 1878135, 2414745, 3380643, 5634405, 16903215]

約数ペア:

[(1, 16903215), (3, 5634405), (5, 3380643), (7, 2414745), (9, 1878135), (15, 1126881), (21, 804915), (27, 626045), (31, 545265), (35, 482949), (45, 375627), (63, 268305), (93, 181755), (105, 160983), (135, 125209), (155, 109053), (189, 89435), (217, 77895), (279, 60585), (315, 53661), (465, 36351), (577, 29295), (651, 25965), (837, 20195), (945, 17887), (1085, 15579), (1395, 12117), (1731, 9765), (1953, 8655), (2885, 5859), (3255, 5193), (4039, 4185)]