28459704

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:269

約数の個数: 128

約数和(自身を含む): 89187840

約数和(自身を除く): 60728136

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 83, 84, 91, 104, 156, 157, 166, 168, 182, 249, 273, 312, 314, 332, 364, 471, 498, 546, 581, 628, 664, 728, 942, 996, 1079, 1092, 1099, 1162, 1256, 1743, 1884, 1992, 2041, 2158, 2184, 2198, 2324, 3237, 3297, 3486, 3768, 4082, 4316, 4396, 4648, 6123, 6474, 6594, 6972, 7553, 8164, 8632, 8792, 12246, 12948, 13031, 13188, 13944, 14287, 15106, 16328, 22659, 24492, 25896, 26062, 26376, 28574, 30212, 39093, 42861, 45318, 48984, 52124, 57148, 60424, 78186, 85722, 90636, 91217, 104248, 114296, 156372, 169403, 171444, 181272, 182434, 273651, 312744, 338806, 342888, 364868, 508209, 547302, 677612, 729736, 1016418, 1094604, 1185821, 1355224, 2032836, 2189208, 2371642, 3557463, 4065672, 4743284, 7114926, 9486568, 14229852, 28459704]

約数ペア:

[(1, 28459704), (2, 14229852), (3, 9486568), (4, 7114926), (6, 4743284), (7, 4065672), (8, 3557463), (12, 2371642), (13, 2189208), (14, 2032836), (21, 1355224), (24, 1185821), (26, 1094604), (28, 1016418), (39, 729736), (42, 677612), (52, 547302), (56, 508209), (78, 364868), (83, 342888), (84, 338806), (91, 312744), (104, 273651), (156, 182434), (157, 181272), (166, 171444), (168, 169403), (182, 156372), (249, 114296), (273, 104248), (312, 91217), (314, 90636), (332, 85722), (364, 78186), (471, 60424), (498, 57148), (546, 52124), (581, 48984), (628, 45318), (664, 42861), (728, 39093), (942, 30212), (996, 28574), (1079, 26376), (1092, 26062), (1099, 25896), (1162, 24492), (1256, 22659), (1743, 16328), (1884, 15106), (1992, 14287), (2041, 13944), (2158, 13188), (2184, 13031), (2198, 12948), (2324, 12246), (3237, 8792), (3297, 8632), (3486, 8164), (3768, 7553), (4082, 6972), (4316, 6594), (4396, 6474), (4648, 6123)]