12572775

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 25243920

約数和(自身を除く): 12671145

約数列:

[1, 3, 5, 9, 15, 17, 19, 25, 45, 51, 57, 75, 85, 95, 153, 171, 173, 225, 255, 285, 323, 425, 475, 519, 765, 855, 865, 969, 1275, 1425, 1557, 1615, 2595, 2907, 2941, 3287, 3825, 4275, 4325, 4845, 7785, 8075, 8823, 9861, 12975, 14535, 14705, 16435, 24225, 26469, 29583, 38925, 44115, 49305, 55879, 72675, 73525, 82175, 132345, 147915, 167637, 220575, 246525, 279395, 502911, 661725, 739575, 838185, 1396975, 2514555, 4190925, 12572775]

約数ペア:

[(1, 12572775), (3, 4190925), (5, 2514555), (9, 1396975), (15, 838185), (17, 739575), (19, 661725), (25, 502911), (45, 279395), (51, 246525), (57, 220575), (75, 167637), (85, 147915), (95, 132345), (153, 82175), (171, 73525), (173, 72675), (225, 55879), (255, 49305), (285, 44115), (323, 38925), (425, 29583), (475, 26469), (519, 24225), (765, 16435), (855, 14705), (865, 14535), (969, 12975), (1275, 9861), (1425, 8823), (1557, 8075), (1615, 7785), (2595, 4845), (2907, 4325), (2941, 4275), (3287, 3825)]