1875390003

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1667}}^1$

素因数の和:1758

約数の個数: 80

約数和(自身を含む): 3196955520

約数和(自身を除く): 1321565517

約数列:

[1, 3, 9, 17, 19, 27, 43, 51, 57, 81, 129, 153, 171, 323, 387, 459, 513, 731, 817, 969, 1161, 1377, 1539, 1667, 2193, 2451, 2907, 3483, 5001, 6579, 7353, 8721, 13889, 15003, 19737, 22059, 26163, 28339, 31673, 41667, 45009, 59211, 66177, 71681, 85017, 95019, 125001, 135027, 215043, 255051, 285057, 375003, 538441, 645129, 765153, 855171, 1125009, 1218577, 1361939, 1615323, 1935387, 2295459, 2565513, 3655731, 4085817, 4845969, 5806161, 10967193, 12257451, 14537907, 23152963, 32901579, 36772353, 43613721, 69458889, 98704737, 110317059, 208376667, 625130001, 1875390003]

約数ペア:

[(1, 1875390003), (3, 625130001), (9, 208376667), (17, 110317059), (19, 98704737), (27, 69458889), (43, 43613721), (51, 36772353), (57, 32901579), (81, 23152963), (129, 14537907), (153, 12257451), (171, 10967193), (323, 5806161), (387, 4845969), (459, 4085817), (513, 3655731), (731, 2565513), (817, 2295459), (969, 1935387), (1161, 1615323), (1377, 1361939), (1539, 1218577), (1667, 1125009), (2193, 855171), (2451, 765153), (2907, 645129), (3483, 538441), (5001, 375003), (6579, 285057), (7353, 255051), (8721, 215043), (13889, 135027), (15003, 125001), (19737, 95019), (22059, 85017), (26163, 71681), (28339, 66177), (31673, 59211), (41667, 45009)]