28277156988

素因数分解:

$2^2\times 3^2\times {\mathrm{643}}^1\times {\mathrm{719}}^1\times {\mathrm{1699}}^1$

素因数の和:3071

約数の個数: 72

約数和(自身を含む): 71731296000

約数和(自身を除く): 43454139012

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 643, 719, 1286, 1438, 1699, 1929, 2157, 2572, 2876, 3398, 3858, 4314, 5097, 5787, 6471, 6796, 7716, 8628, 10194, 11574, 12942, 15291, 20388, 23148, 25884, 30582, 61164, 462317, 924634, 1092457, 1221581, 1386951, 1849268, 2184914, 2443162, 2773902, 3277371, 3664743, 4160853, 4369828, 4886324, 5547804, 6554742, 7329486, 8321706, 9832113, 10994229, 13109484, 14658972, 16643412, 19664226, 21988458, 39328452, 43976916, 785476583, 1570953166, 2356429749, 3141906332, 4712859498, 7069289247, 9425718996, 14138578494, 28277156988]

約数ペア:

[(1, 28277156988), (2, 14138578494), (3, 9425718996), (4, 7069289247), (6, 4712859498), (9, 3141906332), (12, 2356429749), (18, 1570953166), (36, 785476583), (643, 43976916), (719, 39328452), (1286, 21988458), (1438, 19664226), (1699, 16643412), (1929, 14658972), (2157, 13109484), (2572, 10994229), (2876, 9832113), (3398, 8321706), (3858, 7329486), (4314, 6554742), (5097, 5547804), (5787, 4886324), (6471, 4369828), (6796, 4160853), (7716, 3664743), (8628, 3277371), (10194, 2773902), (11574, 2443162), (12942, 2184914), (15291, 1849268), (20388, 1386951), (23148, 1221581), (25884, 1092457), (30582, 924634), (61164, 462317)]