28302225

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:135

約数の個数: 96

約数和(自身を含む): 57901056

約数和(自身を除く): 29598831

約数列:

[1, 3, 5, 7, 15, 21, 25, 31, 35, 37, 47, 75, 93, 105, 111, 141, 155, 175, 185, 217, 235, 259, 329, 465, 525, 555, 651, 705, 775, 777, 925, 987, 1085, 1147, 1175, 1295, 1457, 1645, 1739, 2325, 2775, 3255, 3441, 3525, 3885, 4371, 4935, 5217, 5425, 5735, 6475, 7285, 8029, 8225, 8695, 10199, 12173, 16275, 17205, 19425, 21855, 24087, 24675, 26085, 28675, 30597, 36425, 36519, 40145, 43475, 50995, 53909, 60865, 86025, 109275, 120435, 130425, 152985, 161727, 182595, 200725, 254975, 269545, 304325, 377363, 602175, 764925, 808635, 912975, 1132089, 1347725, 1886815, 4043175, 5660445, 9434075, 28302225]

約数ペア:

[(1, 28302225), (3, 9434075), (5, 5660445), (7, 4043175), (15, 1886815), (21, 1347725), (25, 1132089), (31, 912975), (35, 808635), (37, 764925), (47, 602175), (75, 377363), (93, 304325), (105, 269545), (111, 254975), (141, 200725), (155, 182595), (175, 161727), (185, 152985), (217, 130425), (235, 120435), (259, 109275), (329, 86025), (465, 60865), (525, 53909), (555, 50995), (651, 43475), (705, 40145), (775, 36519), (777, 36425), (925, 30597), (987, 28675), (1085, 26085), (1147, 24675), (1175, 24087), (1295, 21855), (1457, 19425), (1645, 17205), (1739, 16275), (2325, 12173), (2775, 10199), (3255, 8695), (3441, 8225), (3525, 8029), (3885, 7285), (4371, 6475), (4935, 5735), (5217, 5425)]