313773885

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{821}}^1$

素因数の和:1003

約数の個数: 64

約数和(自身を含む): 591840000

約数和(自身を除く): 278066115

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 149, 171, 285, 447, 513, 745, 821, 855, 1341, 2235, 2463, 2565, 2831, 4023, 4105, 6705, 7389, 8493, 12315, 14155, 15599, 20115, 22167, 25479, 36945, 42465, 46797, 76437, 77995, 110835, 122329, 127395, 140391, 233985, 366987, 382185, 421173, 611645, 701955, 1100961, 1834935, 2105865, 2324251, 3302883, 5504805, 6972753, 11621255, 16514415, 20918259, 34863765, 62754777, 104591295, 313773885]

約数ペア:

[(1, 313773885), (3, 104591295), (5, 62754777), (9, 34863765), (15, 20918259), (19, 16514415), (27, 11621255), (45, 6972753), (57, 5504805), (95, 3302883), (135, 2324251), (149, 2105865), (171, 1834935), (285, 1100961), (447, 701955), (513, 611645), (745, 421173), (821, 382185), (855, 366987), (1341, 233985), (2235, 140391), (2463, 127395), (2565, 122329), (2831, 110835), (4023, 77995), (4105, 76437), (6705, 46797), (7389, 42465), (8493, 36945), (12315, 25479), (14155, 22167), (15599, 20115)]