28450305

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:112

約数の個数: 96

約数和(自身を含む): 57974400

約数和(自身を除く): 29524095

約数列:

[1, 3, 5, 9, 13, 15, 27, 29, 39, 43, 45, 65, 87, 117, 129, 135, 145, 169, 195, 215, 261, 351, 377, 387, 435, 507, 559, 585, 645, 783, 845, 1131, 1161, 1247, 1305, 1521, 1677, 1755, 1885, 1935, 2535, 2795, 3393, 3741, 3915, 4563, 4901, 5031, 5655, 5805, 6235, 7267, 7605, 8385, 10179, 11223, 14703, 15093, 16211, 16965, 18705, 21801, 22815, 24505, 25155, 33669, 36335, 44109, 48633, 50895, 56115, 65403, 73515, 75465, 81055, 109005, 132327, 145899, 168345, 196209, 210743, 220545, 243165, 327015, 437697, 632229, 661635, 729495, 981045, 1053715, 1896687, 2188485, 3161145, 5690061, 9483435, 28450305]

約数ペア:

[(1, 28450305), (3, 9483435), (5, 5690061), (9, 3161145), (13, 2188485), (15, 1896687), (27, 1053715), (29, 981045), (39, 729495), (43, 661635), (45, 632229), (65, 437697), (87, 327015), (117, 243165), (129, 220545), (135, 210743), (145, 196209), (169, 168345), (195, 145899), (215, 132327), (261, 109005), (351, 81055), (377, 75465), (387, 73515), (435, 65403), (507, 56115), (559, 50895), (585, 48633), (645, 44109), (783, 36335), (845, 33669), (1131, 25155), (1161, 24505), (1247, 22815), (1305, 21801), (1521, 18705), (1677, 16965), (1755, 16211), (1885, 15093), (1935, 14703), (2535, 11223), (2795, 10179), (3393, 8385), (3741, 7605), (3915, 7267), (4563, 6235), (4901, 5805), (5031, 5655)]