75420639

素因数分解:

$3^5\times 7^1\times {\mathrm{101}}^1\times {\mathrm{439}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 130690560

約数和(自身を除く): 55269921

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 101, 189, 243, 303, 439, 567, 707, 909, 1317, 1701, 2121, 2727, 3073, 3951, 6363, 8181, 9219, 11853, 19089, 24543, 27657, 35559, 44339, 57267, 82971, 106677, 133017, 171801, 248913, 310373, 399051, 746739, 931119, 1197153, 2793357, 3591459, 8380071, 10774377, 25140213, 75420639]

約数ペア:

[(1, 75420639), (3, 25140213), (7, 10774377), (9, 8380071), (21, 3591459), (27, 2793357), (63, 1197153), (81, 931119), (101, 746739), (189, 399051), (243, 310373), (303, 248913), (439, 171801), (567, 133017), (707, 106677), (909, 82971), (1317, 57267), (1701, 44339), (2121, 35559), (2727, 27657), (3073, 24543), (3951, 19089), (6363, 11853), (8181, 9219)]