1898565417

素因数分解:

$3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{2801}}^1$

素因数の和:2903

約数の個数: 72

約数和(自身を含む): 3363576840

約数和(自身を除く): 1465011423

約数列:

[1, 3, 7, 9, 21, 29, 49, 53, 63, 87, 147, 159, 203, 261, 371, 441, 477, 609, 1113, 1421, 1537, 1827, 2597, 2801, 3339, 4263, 4611, 7791, 8403, 10759, 12789, 13833, 19607, 23373, 25209, 32277, 58821, 75313, 81229, 96831, 137249, 148453, 176463, 225939, 243687, 411747, 445359, 568603, 677817, 731061, 1039171, 1235241, 1336077, 1705809, 3117513, 3980221, 4305137, 5117427, 7274197, 9352539, 11940663, 12915411, 21822591, 30135959, 35821989, 38746233, 65467773, 90407877, 210951713, 271223631, 632855139, 1898565417]

約数ペア:

[(1, 1898565417), (3, 632855139), (7, 271223631), (9, 210951713), (21, 90407877), (29, 65467773), (49, 38746233), (53, 35821989), (63, 30135959), (87, 21822591), (147, 12915411), (159, 11940663), (203, 9352539), (261, 7274197), (371, 5117427), (441, 4305137), (477, 3980221), (609, 3117513), (1113, 1705809), (1421, 1336077), (1537, 1235241), (1827, 1039171), (2597, 731061), (2801, 677817), (3339, 568603), (4263, 445359), (4611, 411747), (7791, 243687), (8403, 225939), (10759, 176463), (12789, 148453), (13833, 137249), (19607, 96831), (23373, 81229), (25209, 75313), (32277, 58821)]