28909146

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2131}}^1$

素因数の和:2179

約数の個数: 64

約数和(自身を含む): 73681920

約数和(自身を除く): 44772774

約数列:

[1, 2, 3, 6, 7, 14, 17, 19, 21, 34, 38, 42, 51, 57, 102, 114, 119, 133, 238, 266, 323, 357, 399, 646, 714, 798, 969, 1938, 2131, 2261, 4262, 4522, 6393, 6783, 12786, 13566, 14917, 29834, 36227, 40489, 44751, 72454, 80978, 89502, 108681, 121467, 217362, 242934, 253589, 283423, 507178, 566846, 688313, 760767, 850269, 1376626, 1521534, 1700538, 2064939, 4129878, 4818191, 9636382, 14454573, 28909146]

約数ペア:

[(1, 28909146), (2, 14454573), (3, 9636382), (6, 4818191), (7, 4129878), (14, 2064939), (17, 1700538), (19, 1521534), (21, 1376626), (34, 850269), (38, 760767), (42, 688313), (51, 566846), (57, 507178), (102, 283423), (114, 253589), (119, 242934), (133, 217362), (238, 121467), (266, 108681), (323, 89502), (357, 80978), (399, 72454), (646, 44751), (714, 40489), (798, 36227), (969, 29834), (1938, 14917), (2131, 13566), (2261, 12786), (4262, 6783), (4522, 6393)]