28744872

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{373}}^1$

素因数の和:427

約数の個数: 96

約数和(自身を含む): 82130400

約数和(自身を除く): 53385528

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 169, 228, 247, 312, 338, 373, 456, 494, 507, 676, 741, 746, 988, 1014, 1119, 1352, 1482, 1492, 1976, 2028, 2238, 2964, 2984, 3211, 4056, 4476, 4849, 5928, 6422, 7087, 8952, 9633, 9698, 12844, 14174, 14547, 19266, 19396, 21261, 25688, 28348, 29094, 38532, 38792, 42522, 56696, 58188, 63037, 77064, 85044, 92131, 116376, 126074, 170088, 184262, 189111, 252148, 276393, 368524, 378222, 504296, 552786, 737048, 756444, 1105572, 1197703, 1512888, 2211144, 2395406, 3593109, 4790812, 7186218, 9581624, 14372436, 28744872]

約数ペア:

[(1, 28744872), (2, 14372436), (3, 9581624), (4, 7186218), (6, 4790812), (8, 3593109), (12, 2395406), (13, 2211144), (19, 1512888), (24, 1197703), (26, 1105572), (38, 756444), (39, 737048), (52, 552786), (57, 504296), (76, 378222), (78, 368524), (104, 276393), (114, 252148), (152, 189111), (156, 184262), (169, 170088), (228, 126074), (247, 116376), (312, 92131), (338, 85044), (373, 77064), (456, 63037), (494, 58188), (507, 56696), (676, 42522), (741, 38792), (746, 38532), (988, 29094), (1014, 28348), (1119, 25688), (1352, 21261), (1482, 19396), (1492, 19266), (1976, 14547), (2028, 14174), (2238, 12844), (2964, 9698), (2984, 9633), (3211, 8952), (4056, 7087), (4476, 6422), (4849, 5928)]