207978563553

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{353}}^1\times {\mathrm{739}}^1$

素因数の和:1382

約数の個数: 64

約数和(自身を含む): 298760140800

約数和(自身を除く): 90781577247

約数列:

[1, 3, 19, 57, 71, 197, 213, 353, 591, 739, 1059, 1349, 2217, 3743, 4047, 6707, 11229, 13987, 14041, 20121, 25063, 41961, 42123, 52469, 69541, 75189, 145583, 157407, 208623, 260867, 265753, 436749, 476197, 782601, 797259, 996911, 1321279, 1428591, 2766077, 2990733, 3963837, 4937411, 4956473, 8298231, 10336393, 14812233, 14869419, 18521557, 31009179, 51390799, 55564671, 93810809, 154172397, 196391467, 281432427, 351909583, 589174401, 976425181, 1055728749, 2929275543, 3648746729, 10946240187, 69326187851, 207978563553]

約数ペア:

[(1, 207978563553), (3, 69326187851), (19, 10946240187), (57, 3648746729), (71, 2929275543), (197, 1055728749), (213, 976425181), (353, 589174401), (591, 351909583), (739, 281432427), (1059, 196391467), (1349, 154172397), (2217, 93810809), (3743, 55564671), (4047, 51390799), (6707, 31009179), (11229, 18521557), (13987, 14869419), (14041, 14812233), (20121, 10336393), (25063, 8298231), (41961, 4956473), (42123, 4937411), (52469, 3963837), (69541, 2990733), (75189, 2766077), (145583, 1428591), (157407, 1321279), (208623, 996911), (260867, 797259), (265753, 782601), (436749, 476197)]