285785955

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{541}}^1$

素因数の和:618

約数の個数: 128

約数和(自身を含む): 641034240

約数和(自身を除く): 355248285

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 35, 39, 43, 45, 63, 65, 91, 105, 117, 129, 135, 189, 195, 215, 273, 301, 315, 351, 387, 455, 541, 559, 585, 645, 819, 903, 945, 1161, 1365, 1505, 1623, 1677, 1755, 1935, 2457, 2705, 2709, 2795, 3787, 3913, 4095, 4515, 4869, 5031, 5805, 7033, 8115, 8127, 8385, 11361, 11739, 12285, 13545, 14607, 15093, 18935, 19565, 21099, 23263, 24345, 25155, 34083, 35165, 35217, 40635, 49231, 56805, 58695, 63297, 69789, 73035, 75465, 102249, 105495, 105651, 116315, 147693, 162841, 170415, 176085, 189891, 209367, 246155, 302419, 316485, 348945, 443079, 488523, 511245, 528255, 628101, 738465, 814205, 907257, 949455, 1046835, 1329237, 1465569, 1512095, 2116933, 2215395, 2442615, 2721771, 3140505, 4396707, 4536285, 6350799, 6646185, 7327845, 8165313, 10584665, 13608855, 19052397, 21983535, 31753995, 40826565, 57157191, 95261985, 285785955]

約数ペア:

[(1, 285785955), (3, 95261985), (5, 57157191), (7, 40826565), (9, 31753995), (13, 21983535), (15, 19052397), (21, 13608855), (27, 10584665), (35, 8165313), (39, 7327845), (43, 6646185), (45, 6350799), (63, 4536285), (65, 4396707), (91, 3140505), (105, 2721771), (117, 2442615), (129, 2215395), (135, 2116933), (189, 1512095), (195, 1465569), (215, 1329237), (273, 1046835), (301, 949455), (315, 907257), (351, 814205), (387, 738465), (455, 628101), (541, 528255), (559, 511245), (585, 488523), (645, 443079), (819, 348945), (903, 316485), (945, 302419), (1161, 246155), (1365, 209367), (1505, 189891), (1623, 176085), (1677, 170415), (1755, 162841), (1935, 147693), (2457, 116315), (2705, 105651), (2709, 105495), (2795, 102249), (3787, 75465), (3913, 73035), (4095, 69789), (4515, 63297), (4869, 58695), (5031, 56805), (5805, 49231), (7033, 40635), (8115, 35217), (8127, 35165), (8385, 34083), (11361, 25155), (11739, 24345), (12285, 23263), (13545, 21099), (14607, 19565), (15093, 18935)]