81401586

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1229}}^1$

素因数の和:1343

約数の個数: 64

約数和(自身を含む): 198374400

約数和(自身を除く): 116972814

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 83, 114, 133, 166, 249, 266, 399, 498, 581, 798, 1162, 1229, 1577, 1743, 2458, 3154, 3486, 3687, 4731, 7374, 8603, 9462, 11039, 17206, 22078, 23351, 25809, 33117, 46702, 51618, 66234, 70053, 102007, 140106, 163457, 204014, 306021, 326914, 490371, 612042, 714049, 980742, 1428098, 1938133, 2142147, 3876266, 4284294, 5814399, 11628798, 13566931, 27133862, 40700793, 81401586]

約数ペア:

[(1, 81401586), (2, 40700793), (3, 27133862), (6, 13566931), (7, 11628798), (14, 5814399), (19, 4284294), (21, 3876266), (38, 2142147), (42, 1938133), (57, 1428098), (83, 980742), (114, 714049), (133, 612042), (166, 490371), (249, 326914), (266, 306021), (399, 204014), (498, 163457), (581, 140106), (798, 102007), (1162, 70053), (1229, 66234), (1577, 51618), (1743, 46702), (2458, 33117), (3154, 25809), (3486, 23351), (3687, 22078), (4731, 17206), (7374, 11039), (8603, 9462)]