2821080894

素因数分解:

$2^1\times 3^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1$

素因数の和:665

約数の個数: 64

約数和(自身を含む): 5811160320

約数和(自身を除く): 2990079426

約数列:

[1, 2, 3, 6, 101, 107, 139, 202, 214, 278, 303, 313, 321, 417, 606, 626, 642, 834, 939, 1878, 10807, 14039, 14873, 21614, 28078, 29746, 31613, 32421, 33491, 42117, 43507, 44619, 63226, 64842, 66982, 84234, 87014, 89238, 94839, 100473, 130521, 189678, 200946, 261042, 1502173, 3004346, 3382591, 4394207, 4506519, 4655249, 6765182, 8788414, 9013038, 9310498, 10147773, 13182621, 13965747, 20295546, 26365242, 27931494, 470180149, 940360298, 1410540447, 2821080894]

約数ペア:

[(1, 2821080894), (2, 1410540447), (3, 940360298), (6, 470180149), (101, 27931494), (107, 26365242), (139, 20295546), (202, 13965747), (214, 13182621), (278, 10147773), (303, 9310498), (313, 9013038), (321, 8788414), (417, 6765182), (606, 4655249), (626, 4506519), (642, 4394207), (834, 3382591), (939, 3004346), (1878, 1502173), (10807, 261042), (14039, 200946), (14873, 189678), (21614, 130521), (28078, 100473), (29746, 94839), (31613, 89238), (32421, 87014), (33491, 84234), (42117, 66982), (43507, 64842), (44619, 63226)]