28194444

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{347}}^1$

素因数の和:455

約数の個数: 72

約数和(自身を含む): 74609808

約数和(自身を除く): 46415364

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 61, 74, 111, 122, 148, 183, 222, 244, 333, 347, 366, 444, 549, 666, 694, 732, 1041, 1098, 1332, 1388, 2082, 2196, 2257, 3123, 4164, 4514, 6246, 6771, 9028, 12492, 12839, 13542, 20313, 21167, 25678, 27084, 38517, 40626, 42334, 51356, 63501, 77034, 81252, 84668, 115551, 127002, 154068, 190503, 231102, 254004, 381006, 462204, 762012, 783179, 1566358, 2349537, 3132716, 4699074, 7048611, 9398148, 14097222, 28194444]

約数ペア:

[(1, 28194444), (2, 14097222), (3, 9398148), (4, 7048611), (6, 4699074), (9, 3132716), (12, 2349537), (18, 1566358), (36, 783179), (37, 762012), (61, 462204), (74, 381006), (111, 254004), (122, 231102), (148, 190503), (183, 154068), (222, 127002), (244, 115551), (333, 84668), (347, 81252), (366, 77034), (444, 63501), (549, 51356), (666, 42334), (694, 40626), (732, 38517), (1041, 27084), (1098, 25678), (1332, 21167), (1388, 20313), (2082, 13542), (2196, 12839), (2257, 12492), (3123, 9028), (4164, 6771), (4514, 6246)]