28279368

素因数分解:

$2^3\times 3^6\times {\mathrm{13}}^1\times {\mathrm{373}}^1$

素因数の和:410

約数の個数: 112

約数和(自身を含む): 85844220

約数和(自身を除く): 57564852

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 216, 234, 243, 312, 324, 351, 373, 468, 486, 648, 702, 729, 746, 936, 972, 1053, 1119, 1404, 1458, 1492, 1944, 2106, 2238, 2808, 2916, 2984, 3159, 3357, 4212, 4476, 4849, 5832, 6318, 6714, 8424, 8952, 9477, 9698, 10071, 12636, 13428, 14547, 18954, 19396, 20142, 25272, 26856, 29094, 30213, 37908, 38792, 40284, 43641, 58188, 60426, 75816, 80568, 87282, 90639, 116376, 120852, 130923, 174564, 181278, 241704, 261846, 271917, 349128, 362556, 392769, 523692, 543834, 725112, 785538, 1047384, 1087668, 1178307, 1571076, 2175336, 2356614, 3142152, 3534921, 4713228, 7069842, 9426456, 14139684, 28279368]

約数ペア:

[(1, 28279368), (2, 14139684), (3, 9426456), (4, 7069842), (6, 4713228), (8, 3534921), (9, 3142152), (12, 2356614), (13, 2175336), (18, 1571076), (24, 1178307), (26, 1087668), (27, 1047384), (36, 785538), (39, 725112), (52, 543834), (54, 523692), (72, 392769), (78, 362556), (81, 349128), (104, 271917), (108, 261846), (117, 241704), (156, 181278), (162, 174564), (216, 130923), (234, 120852), (243, 116376), (312, 90639), (324, 87282), (351, 80568), (373, 75816), (468, 60426), (486, 58188), (648, 43641), (702, 40284), (729, 38792), (746, 37908), (936, 30213), (972, 29094), (1053, 26856), (1119, 25272), (1404, 20142), (1458, 19396), (1492, 18954), (1944, 14547), (2106, 13428), (2238, 12636), (2808, 10071), (2916, 9698), (2984, 9477), (3159, 8952), (3357, 8424), (4212, 6714), (4476, 6318), (4849, 5832)]