247304916

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{491}}^1\times {\mathrm{823}}^1$

素因数の和:1341

約数の個数: 72

約数和(自身を含む): 664058304

約数和(自身を除く): 416753388

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 491, 612, 823, 982, 1473, 1646, 1964, 2469, 2946, 3292, 4419, 4938, 5892, 7407, 8347, 8838, 9876, 13991, 14814, 16694, 17676, 25041, 27982, 29628, 33388, 41973, 50082, 55964, 75123, 83946, 100164, 125919, 150246, 167892, 251838, 300492, 404093, 503676, 808186, 1212279, 1616372, 2424558, 3636837, 4849116, 6869581, 7273674, 13739162, 14547348, 20608743, 27478324, 41217486, 61826229, 82434972, 123652458, 247304916]

約数ペア:

[(1, 247304916), (2, 123652458), (3, 82434972), (4, 61826229), (6, 41217486), (9, 27478324), (12, 20608743), (17, 14547348), (18, 13739162), (34, 7273674), (36, 6869581), (51, 4849116), (68, 3636837), (102, 2424558), (153, 1616372), (204, 1212279), (306, 808186), (491, 503676), (612, 404093), (823, 300492), (982, 251838), (1473, 167892), (1646, 150246), (1964, 125919), (2469, 100164), (2946, 83946), (3292, 75123), (4419, 55964), (4938, 50082), (5892, 41973), (7407, 33388), (8347, 29628), (8838, 27982), (9876, 25041), (13991, 17676), (14814, 16694)]