401895945

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{2131}}^1$

素因数の和:2283

約数の個数: 64

約数和(自身を含む): 785940480

約数和(自身を除く): 384044535

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 127, 135, 165, 297, 381, 495, 635, 1143, 1397, 1485, 1905, 2131, 3429, 4191, 5715, 6393, 6985, 10655, 12573, 17145, 19179, 20955, 23441, 31965, 37719, 57537, 62865, 70323, 95895, 117205, 188595, 210969, 270637, 287685, 351615, 632907, 811911, 1054845, 1353185, 2435733, 2977007, 3164535, 4059555, 7307199, 8931021, 12178665, 14885035, 26793063, 36535995, 44655105, 80379189, 133965315, 401895945]

約数ペア:

[(1, 401895945), (3, 133965315), (5, 80379189), (9, 44655105), (11, 36535995), (15, 26793063), (27, 14885035), (33, 12178665), (45, 8931021), (55, 7307199), (99, 4059555), (127, 3164535), (135, 2977007), (165, 2435733), (297, 1353185), (381, 1054845), (495, 811911), (635, 632907), (1143, 351615), (1397, 287685), (1485, 270637), (1905, 210969), (2131, 188595), (3429, 117205), (4191, 95895), (5715, 70323), (6393, 62865), (6985, 57537), (10655, 37719), (12573, 31965), (17145, 23441), (19179, 20955)]