204564009

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 330946560

約数和(自身を除く): 126382551

約数列:

[1, 3, 13, 17, 31, 37, 39, 51, 93, 111, 221, 269, 403, 481, 527, 629, 663, 807, 1147, 1209, 1443, 1581, 1887, 3441, 3497, 4573, 6851, 8177, 8339, 9953, 10491, 13719, 14911, 19499, 20553, 24531, 25017, 29859, 44733, 58497, 59449, 108407, 129389, 141763, 169201, 178347, 253487, 308543, 325221, 388167, 425289, 507603, 760461, 925629, 1842919, 2199613, 4011059, 5245231, 5528757, 6598839, 12033177, 15735693, 68188003, 204564009]

約数ペア:

[(1, 204564009), (3, 68188003), (13, 15735693), (17, 12033177), (31, 6598839), (37, 5528757), (39, 5245231), (51, 4011059), (93, 2199613), (111, 1842919), (221, 925629), (269, 760461), (403, 507603), (481, 425289), (527, 388167), (629, 325221), (663, 308543), (807, 253487), (1147, 178347), (1209, 169201), (1443, 141763), (1581, 129389), (1887, 108407), (3441, 59449), (3497, 58497), (4573, 44733), (6851, 29859), (8177, 25017), (8339, 24531), (9953, 20553), (10491, 19499), (13719, 14911)]