397331325

素因数分解:

$3^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1$

素因数の和:513

約数の個数: 120

約数和(自身を含む): 810216000

約数和(自身を除く): 412884675

約数列:

[1, 3, 5, 9, 15, 19, 23, 25, 27, 45, 57, 69, 75, 81, 95, 115, 135, 171, 207, 225, 285, 345, 405, 437, 449, 475, 513, 575, 621, 675, 855, 1035, 1311, 1347, 1425, 1539, 1725, 1863, 2025, 2185, 2245, 2565, 3105, 3933, 4041, 4275, 5175, 6555, 6735, 7695, 8531, 9315, 10327, 10925, 11225, 11799, 12123, 12825, 15525, 19665, 20205, 25593, 30981, 32775, 33675, 35397, 36369, 38475, 42655, 46575, 51635, 58995, 60615, 76779, 92943, 98325, 101025, 127965, 154905, 176985, 181845, 196213, 213275, 230337, 258175, 278829, 294975, 303075, 383895, 464715, 588639, 639825, 691011, 774525, 836487, 884925, 909225, 981065, 1151685, 1394145, 1765917, 1919475, 2323575, 2943195, 3455055, 4182435, 4905325, 5297751, 5758425, 6970725, 8829585, 14715975, 15893253, 17275275, 20912175, 26488755, 44147925, 79466265, 132443775, 397331325]

約数ペア:

[(1, 397331325), (3, 132443775), (5, 79466265), (9, 44147925), (15, 26488755), (19, 20912175), (23, 17275275), (25, 15893253), (27, 14715975), (45, 8829585), (57, 6970725), (69, 5758425), (75, 5297751), (81, 4905325), (95, 4182435), (115, 3455055), (135, 2943195), (171, 2323575), (207, 1919475), (225, 1765917), (285, 1394145), (345, 1151685), (405, 981065), (437, 909225), (449, 884925), (475, 836487), (513, 774525), (575, 691011), (621, 639825), (675, 588639), (855, 464715), (1035, 383895), (1311, 303075), (1347, 294975), (1425, 278829), (1539, 258175), (1725, 230337), (1863, 213275), (2025, 196213), (2185, 181845), (2245, 176985), (2565, 154905), (3105, 127965), (3933, 101025), (4041, 98325), (4275, 92943), (5175, 76779), (6555, 60615), (6735, 58995), (7695, 51635), (8531, 46575), (9315, 42655), (10327, 38475), (10925, 36369), (11225, 35397), (11799, 33675), (12123, 32775), (12825, 30981), (15525, 25593), (19665, 20205)]