28900935

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:302

約数の個数: 96

約数和(自身を含む): 63529920

約数和(自身を除く): 34628985

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 45, 49, 51, 63, 85, 105, 119, 135, 147, 153, 189, 245, 255, 257, 315, 357, 441, 459, 595, 735, 765, 771, 833, 945, 1071, 1285, 1323, 1785, 1799, 2205, 2295, 2313, 2499, 3213, 3855, 4165, 4369, 5355, 5397, 6615, 6939, 7497, 8995, 11565, 12495, 12593, 13107, 16065, 16191, 21845, 22491, 26985, 30583, 34695, 37485, 37779, 39321, 48573, 62965, 65535, 80955, 91749, 112455, 113337, 117963, 152915, 188895, 196605, 214081, 242865, 275247, 340011, 458745, 566685, 589815, 642243, 825741, 1070405, 1376235, 1700055, 1926729, 3211215, 4128705, 5780187, 9633645, 28900935]

約数ペア:

[(1, 28900935), (3, 9633645), (5, 5780187), (7, 4128705), (9, 3211215), (15, 1926729), (17, 1700055), (21, 1376235), (27, 1070405), (35, 825741), (45, 642243), (49, 589815), (51, 566685), (63, 458745), (85, 340011), (105, 275247), (119, 242865), (135, 214081), (147, 196605), (153, 188895), (189, 152915), (245, 117963), (255, 113337), (257, 112455), (315, 91749), (357, 80955), (441, 65535), (459, 62965), (595, 48573), (735, 39321), (765, 37779), (771, 37485), (833, 34695), (945, 30583), (1071, 26985), (1285, 22491), (1323, 21845), (1785, 16191), (1799, 16065), (2205, 13107), (2295, 12593), (2313, 12495), (2499, 11565), (3213, 8995), (3855, 7497), (4165, 6939), (4369, 6615), (5355, 5397)]