16974958

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:233

約数の個数: 64

約数和(自身を含む): 34997760

約数和(自身を除く): 18022802

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 61, 77, 91, 122, 139, 143, 154, 182, 278, 286, 427, 671, 793, 854, 973, 1001, 1342, 1529, 1586, 1807, 1946, 2002, 3058, 3614, 4697, 5551, 8479, 8723, 9394, 10703, 11102, 12649, 16958, 17446, 19877, 21406, 25298, 39754, 59353, 61061, 93269, 110227, 118706, 122122, 139139, 186538, 220454, 278278, 652883, 771589, 1212497, 1305766, 1543178, 2424994, 8487479, 16974958]

約数ペア:

[(1, 16974958), (2, 8487479), (7, 2424994), (11, 1543178), (13, 1305766), (14, 1212497), (22, 771589), (26, 652883), (61, 278278), (77, 220454), (91, 186538), (122, 139139), (139, 122122), (143, 118706), (154, 110227), (182, 93269), (278, 61061), (286, 59353), (427, 39754), (671, 25298), (793, 21406), (854, 19877), (973, 17446), (1001, 16958), (1342, 12649), (1529, 11102), (1586, 10703), (1807, 9394), (1946, 8723), (2002, 8479), (3058, 5551), (3614, 4697)]