1671525

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:75

約数の個数: 72

約数和(自身を含む): 3481920

約数和(自身を除く): 1810395

約数列:

[1, 3, 5, 9, 15, 17, 19, 23, 25, 45, 51, 57, 69, 75, 85, 95, 115, 153, 171, 207, 225, 255, 285, 323, 345, 391, 425, 437, 475, 575, 765, 855, 969, 1035, 1173, 1275, 1311, 1425, 1615, 1725, 1955, 2185, 2907, 3519, 3825, 3933, 4275, 4845, 5175, 5865, 6555, 7429, 8075, 9775, 10925, 14535, 17595, 19665, 22287, 24225, 29325, 32775, 37145, 66861, 72675, 87975, 98325, 111435, 185725, 334305, 557175, 1671525]

約数ペア:

[(1, 1671525), (3, 557175), (5, 334305), (9, 185725), (15, 111435), (17, 98325), (19, 87975), (23, 72675), (25, 66861), (45, 37145), (51, 32775), (57, 29325), (69, 24225), (75, 22287), (85, 19665), (95, 17595), (115, 14535), (153, 10925), (171, 9775), (207, 8075), (225, 7429), (255, 6555), (285, 5865), (323, 5175), (345, 4845), (391, 4275), (425, 3933), (437, 3825), (475, 3519), (575, 2907), (765, 2185), (855, 1955), (969, 1725), (1035, 1615), (1173, 1425), (1275, 1311)]