201975466

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{449}}^1$

素因数の和:619

約数の個数: 64

約数和(自身を含む): 398131200

約数和(自身を除く): 196155734

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 127, 154, 161, 253, 254, 322, 449, 506, 889, 898, 1397, 1771, 1778, 2794, 2921, 3143, 3542, 4939, 5842, 6286, 9779, 9878, 10327, 19558, 20447, 20654, 32131, 34573, 40894, 57023, 64262, 69146, 72289, 113597, 114046, 144578, 224917, 227194, 399161, 449834, 627253, 795179, 798322, 1254506, 1311529, 1590358, 2623058, 4390771, 8781542, 9180703, 14426819, 18361406, 28853638, 100987733, 201975466]

約数ペア:

[(1, 201975466), (2, 100987733), (7, 28853638), (11, 18361406), (14, 14426819), (22, 9180703), (23, 8781542), (46, 4390771), (77, 2623058), (127, 1590358), (154, 1311529), (161, 1254506), (253, 798322), (254, 795179), (322, 627253), (449, 449834), (506, 399161), (889, 227194), (898, 224917), (1397, 144578), (1771, 114046), (1778, 113597), (2794, 72289), (2921, 69146), (3143, 64262), (3542, 57023), (4939, 40894), (5842, 34573), (6286, 32131), (9779, 20654), (9878, 20447), (10327, 19558)]