206832405

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:430

約数の個数: 64

約数和(自身を含む): 370782720

約数和(自身を除く): 163950315

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 109, 111, 185, 195, 263, 327, 481, 545, 555, 789, 1315, 1417, 1443, 1635, 2405, 3419, 3945, 4033, 4251, 7085, 7215, 9731, 10257, 12099, 17095, 20165, 21255, 28667, 29193, 48655, 51285, 52429, 60495, 86001, 126503, 143335, 145965, 157287, 262145, 372671, 379509, 430005, 632515, 786435, 1060679, 1118013, 1863355, 1897545, 3182037, 5303395, 5590065, 13788827, 15910185, 41366481, 68944135, 206832405]

約数ペア:

[(1, 206832405), (3, 68944135), (5, 41366481), (13, 15910185), (15, 13788827), (37, 5590065), (39, 5303395), (65, 3182037), (109, 1897545), (111, 1863355), (185, 1118013), (195, 1060679), (263, 786435), (327, 632515), (481, 430005), (545, 379509), (555, 372671), (789, 262145), (1315, 157287), (1417, 145965), (1443, 143335), (1635, 126503), (2405, 86001), (3419, 60495), (3945, 52429), (4033, 51285), (4251, 48655), (7085, 29193), (7215, 28667), (9731, 21255), (10257, 20165), (12099, 17095)]