31739526

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2153}}^1$

素因数の和:2187

約数の個数: 80

約数和(自身を含む): 87573024

約数和(自身を除く): 55833498

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 81, 91, 117, 126, 162, 182, 189, 234, 273, 351, 378, 546, 567, 702, 819, 1053, 1134, 1638, 2106, 2153, 2457, 4306, 4914, 6459, 7371, 12918, 14742, 15071, 19377, 27989, 30142, 38754, 45213, 55978, 58131, 83967, 90426, 116262, 135639, 167934, 174393, 195923, 251901, 271278, 348786, 391846, 406917, 503802, 587769, 755703, 813834, 1175538, 1220751, 1511406, 1763307, 2267109, 2441502, 3526614, 4534218, 5289921, 10579842, 15869763, 31739526]

約数ペア:

[(1, 31739526), (2, 15869763), (3, 10579842), (6, 5289921), (7, 4534218), (9, 3526614), (13, 2441502), (14, 2267109), (18, 1763307), (21, 1511406), (26, 1220751), (27, 1175538), (39, 813834), (42, 755703), (54, 587769), (63, 503802), (78, 406917), (81, 391846), (91, 348786), (117, 271278), (126, 251901), (162, 195923), (182, 174393), (189, 167934), (234, 135639), (273, 116262), (351, 90426), (378, 83967), (546, 58131), (567, 55978), (702, 45213), (819, 38754), (1053, 30142), (1134, 27989), (1638, 19377), (2106, 15071), (2153, 14742), (2457, 12918), (4306, 7371), (4914, 6459)]