31250814

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 74027520

約数和(自身を除く): 42776706

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 101, 106, 139, 159, 202, 278, 303, 318, 371, 417, 606, 707, 742, 834, 973, 1113, 1414, 1946, 2121, 2226, 2919, 4242, 5353, 5838, 7367, 10706, 14039, 14734, 16059, 22101, 28078, 32118, 37471, 42117, 44202, 51569, 74942, 84234, 98273, 103138, 112413, 154707, 196546, 224826, 294819, 309414, 589638, 744067, 1488134, 2232201, 4464402, 5208469, 10416938, 15625407, 31250814]

約数ペア:

[(1, 31250814), (2, 15625407), (3, 10416938), (6, 5208469), (7, 4464402), (14, 2232201), (21, 1488134), (42, 744067), (53, 589638), (101, 309414), (106, 294819), (139, 224826), (159, 196546), (202, 154707), (278, 112413), (303, 103138), (318, 98273), (371, 84234), (417, 74942), (606, 51569), (707, 44202), (742, 42117), (834, 37471), (973, 32118), (1113, 28078), (1414, 22101), (1946, 16059), (2121, 14734), (2226, 14039), (2919, 10706), (4242, 7367), (5353, 5838)]