290717245

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{941}}^1$

素因数の和:1070

約数の個数: 48

約数和(自身を含む): 442009008

約数和(自身を除く): 151291763

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 97, 245, 455, 485, 637, 679, 941, 1261, 3185, 3395, 4705, 4753, 6305, 6587, 8827, 12233, 23765, 32935, 44135, 46109, 61165, 61789, 85631, 91277, 230545, 308945, 428155, 456385, 599417, 638939, 1186601, 2997085, 3194695, 4472573, 5933005, 8306207, 22362865, 41531035, 58143449, 290717245]

約数ペア:

[(1, 290717245), (5, 58143449), (7, 41531035), (13, 22362865), (35, 8306207), (49, 5933005), (65, 4472573), (91, 3194695), (97, 2997085), (245, 1186601), (455, 638939), (485, 599417), (637, 456385), (679, 428155), (941, 308945), (1261, 230545), (3185, 91277), (3395, 85631), (4705, 61789), (4753, 61165), (6305, 46109), (6587, 44135), (8827, 32935), (12233, 23765)]