27957075

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{853}}^1$

素因数の和:908

約数の個数: 48

約数和(自身を含む): 50830080

約数和(自身を除く): 22873005

約数列:

[1, 3, 5, 15, 19, 23, 25, 57, 69, 75, 95, 115, 285, 345, 437, 475, 575, 853, 1311, 1425, 1725, 2185, 2559, 4265, 6555, 10925, 12795, 16207, 19619, 21325, 32775, 48621, 58857, 63975, 81035, 98095, 243105, 294285, 372761, 405175, 490475, 1118283, 1215525, 1471425, 1863805, 5591415, 9319025, 27957075]

約数ペア:

[(1, 27957075), (3, 9319025), (5, 5591415), (15, 1863805), (19, 1471425), (23, 1215525), (25, 1118283), (57, 490475), (69, 405175), (75, 372761), (95, 294285), (115, 243105), (285, 98095), (345, 81035), (437, 63975), (475, 58857), (575, 48621), (853, 32775), (1311, 21325), (1425, 19619), (1725, 16207), (2185, 12795), (2559, 10925), (4265, 6555)]