31401405

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:176

約数の個数: 96

約数和(自身を含む): 66977280

約数和(自身を除く): 35575875

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 47, 49, 63, 101, 105, 135, 141, 147, 189, 235, 245, 303, 315, 329, 423, 441, 505, 705, 707, 735, 909, 945, 987, 1269, 1323, 1515, 1645, 2115, 2121, 2205, 2303, 2727, 2961, 3535, 4545, 4747, 4935, 4949, 6345, 6363, 6615, 6909, 8883, 10605, 11515, 13635, 14241, 14805, 14847, 19089, 20727, 23735, 24745, 31815, 33229, 34545, 42723, 44415, 44541, 62181, 71205, 74235, 95445, 99687, 103635, 128169, 133623, 166145, 213615, 222705, 232603, 299061, 310905, 498435, 640845, 668115, 697809, 897183, 1163015, 1495305, 2093427, 3489045, 4485915, 6280281, 10467135, 31401405]

約数ペア:

[(1, 31401405), (3, 10467135), (5, 6280281), (7, 4485915), (9, 3489045), (15, 2093427), (21, 1495305), (27, 1163015), (35, 897183), (45, 697809), (47, 668115), (49, 640845), (63, 498435), (101, 310905), (105, 299061), (135, 232603), (141, 222705), (147, 213615), (189, 166145), (235, 133623), (245, 128169), (303, 103635), (315, 99687), (329, 95445), (423, 74235), (441, 71205), (505, 62181), (705, 44541), (707, 44415), (735, 42723), (909, 34545), (945, 33229), (987, 31815), (1269, 24745), (1323, 23735), (1515, 20727), (1645, 19089), (2115, 14847), (2121, 14805), (2205, 14241), (2303, 13635), (2727, 11515), (2961, 10605), (3535, 8883), (4545, 6909), (4747, 6615), (4935, 6363), (4949, 6345)]